🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 40.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487

Radius: 10.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.76 AU - 0.98 AU

Year: 532 Days

Day: 9.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 68,406,448 km

• M1: 139,724 km (0.1 R)
• M2: 207,791 km (0.098 R)
• M3: 284,834 km (0.097 R)
• M4: 372,349 km (0.078 R)
• M5: 486,343 km (0.094 R)
• M6: 557,701 km (0.103 R)
• M7: 641,326 km (0.052 R)
• M8: 721,511 km (0.045 R)
• M9: 796,908 km (0.059 R)
• M10: 933,790 km (0.047 R)
• M11: 1,055,114 km (0.098 R)
• M12: 1,132,456 km (0.065 R)
• M13: 1,376,749 km (0.106 R)
• M14: 1,510,938 km (0.049 R)
• M15: 1,638,396 km (0.056 R)
• M16: 1,815,969 km (0.104 R)
• M17: 2,103,795 km (0.12 R)
• M18: 2,253,243 km (0.068 R)
• M19: 2,374,118 km (0.029 R)
• M20: 2,451,460 km (0.09 R)
• M21: 2,595,822 km (0.118 R)
• M22: 2,736,295 km (0.066 R)
• M23: 2,851,934 km (0.038 R)
• M24: 2,920,599 km (0.061 R)
• M25: 3,024,869 km (0.088 R)
• M26: 3,194,214 km (0.087 R)
• M27: 3,454,215 km (0.118 R)
• M28: 3,616,529 km (0.11 R)
• M29: 3,698,807 km (0.116 R)
• M30: 3,956,564 km (0.118 R)
• M31: 4,354,495 km (0.082 R)
• M32: 4,426,152 km (0.119 R)
• M33: 4,586,671 km (0.118 R)
• M34: 4,740,906 km (0.054 R)
• M35: 4,814,508 km (0.07 R)
• M36: 4,938,226 km (0.111 R)
• M37: 5,264,798 km (0.045 R)
• M38: 5,581,048 km (0.082 R)
• M39: 5,728,551 km (0.071 R)
• M40: 6,009,646 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.3

Radius: 14.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.87 AU - 1.29 AU

Year: 736 Days

Day: 7.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,406,448 km

• M1: 184,305 km (0.095 R)
• M2: 275,858 km (0.079 R)
• M3: 434,731 km (0.087 R)
• M4: 529,576 km (0.117 R)
• M5: 720,763 km (0.104 R)
• M6: 812,765 km (0.081 R)
• M7: 986,000 km (0.11 R)
• M8: 1,120,937 km (0.105 R)
• M9: 1,246,599 km (0.055 R)
• M10: 1,377,348 km (0.072 R)
• M11: 1,536,221 km (0.118 R)
• M12: 1,641,687 km (0.079 R)
• M13: 1,954,496 km (0.088 R)
• M14: 2,128,179 km (0.061 R)
• M15: 2,280,320 km (0.097 R)
• M16: 2,442,933 km (0.079 R)
• M17: 2,532,842 km (0.104 R)
• M18: 2,637,859 km (0.092 R)
• M19: 2,801,968 km (0.077 R)
• M20: 2,918,056 km (0.074 R)
• M21: 3,043,419 km (0.039 R)
• M22: 3,132,879 km (0.078 R)
• M23: 3,284,122 km (0.114 R)
• M24: 3,422,500 km (0.109 R)
• M25: 3,586,310 km (0.079 R)
• M26: 3,681,155 km (0.067 R)
• M27: 3,938,164 km (0.094 R)
• M28: 4,118,429 km (0.081 R)
• M29: 4,343,425 km (0.095 R)
• M30: 4,606,717 km (0.112 R)
• M31: 4,805,682 km (0.099 R)
• M32: 4,954,532 km (0.119 R)
• M33: 5,140,482 km (0.096 R)
• M34: 5,419,482 km (0.059 R)
• M35: 5,565,340 km (0.083 R)
• M36: 5,684,869 km (0.087 R)
• M37: 5,805,295 km (0.1 R)
• M38: 6,029,991 km (0.069 R)
• M39: 6,228,807 km (0.111 R)
• M40: 6,468,462 km (0.116 R)
• M41: 6,672,215 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.5

Radius: 9.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.02 AU - 1.54 AU

Year: 950 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,406,448 km

• M1: 132,993 km (0.103 R)
• M2: 213,476 km (0.117 R)
• M3: 364,570 km (0.116 R)
• M4: 508,633 km (0.059 R)
• M5: 581,936 km (0.059 R)
• M6: 670,348 km (0.113 R)
• M7: 1,071,270 km (0.106 R)
• M8: 1,182,272 km (0.08 R)
• M9: 1,265,598 km (0.068 R)
• M10: 1,325,886 km (0.064 R)
• M11: 1,501,364 km (0.071 R)
• M12: 1,692,401 km (0.07 R)
• M13: 1,802,954 km (0.075 R)
• M14: 2,018,973 km (0.049 R)
• M15: 2,725,673 km (0.027 R)
• M16: 2,959,943 km (0.12 R)
• M17: 3,200,796 km (0.082 R)
• M18: 3,373,133 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.2

Radius: 12.6

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.88 AU - 2.54 AU

Year: 2155 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 68,406,448 km

• M1: 157,826 km (0.11 R)
• M2: 242,947 km (0.115 R)
• M3: 324,179 km (0.119 R)
• M4: 453,282 km (0.109 R)
• M5: 574,306 km (0.095 R)
• M6: 655,837 km (0.077 R)
• M7: 762,650 km (0.038 R)
• M8: 920,177 km (0.112 R)
• M9: 1,065,735 km (0.057 R)
• M10: 1,523,056 km (0.077 R)
• M11: 1,670,111 km (0.119 R)
• M12: 1,850,974 km (0.031 R)
• M13: 1,948,961 km (0.114 R)
• M14: 2,316,224 km (0.06 R)
• M15: 2,705,777 km (0.11 R)
• M16: 2,817,676 km (0.081 R)
• M17: 3,151,279 km (0.078 R)
• M18: 3,388,841 km (0.116 R)
• M19: 3,694,319 km (0.096 R)
• M20: 3,995,909 km (0.094 R)
• M21: 4,214,621 km (0.078 R)
• M22: 4,318,891 km (0.063 R)
• M23: 4,397,579 km (0.054 R)
• M24: 4,690,641 km (0.118 R)
• M25: 5,114,452 km (0.076 R)
• M26: 5,267,790 km (0.046 R)
• M27: 5,366,225 km (0.071 R)
• M28: 5,766,100 km (0.119 R)
• M29: 5,926,020 km (0.043 R)
• M30: 6,057,816 km (0.045 R)
• M31: 6,235,090 km (0.105 R)
• M32: 6,384,239 km (0.041 R)
• M33: 6,579,763 km (0.119 R)
• M34: 7,100,813 km (0.099 R)
• M35: 7,524,175 km (0.09 R)
• M36: 7,891,288 km (0.118 R)
• M37: 8,297,147 km (0.063 R)
• M38: 8,395,582 km (0.075 R)
• M39: 8,676,527 km (0.114 R)
• M40: 8,859,934 km (0.053 R)
• M41: 9,011,028 km (0.104 R)
• M42: 9,112,156 km (0.054 R)
• M43: 9,213,733 km (0.112 R)
• M44: 9,486,450 km (0.098 R)
• M45: 9,606,577 km (0.115 R)
• M46: 9,935,393 km (0.091 R)
• M47: 10,092,321 km (0.066 R)
• M48: 10,250,147 km (0.066 R)
• M49: 10,391,218 km (0.076 R)
• M50: 11,287,159 km (0.071 R)
• M51: 11,487,471 km (0.102 R)
• M52: 11,744,330 km (0.086 R)
• M53: 11,928,934 km (0.081 R)
• M54: 12,226,335 km (0.052 R)
• M55: 12,771,619 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 10

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.13 AU - 2.45 AU

Year: 2273 Days

Day: 13.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 68,406,448 km

• M1: 124,765 km (0.103 R)
• M2: 187,895 km (0.103 R)
• M3: 299,345 km (0.055 R)
• M4: 454,329 km (0.067 R)
• M5: 619,335 km (0.066 R)
• M6: 727,195 km (0.115 R)
• M7: 841,787 km (0.117 R)
• M8: 909,106 km (0.108 R)
• M9: 1,025,793 km (0.096 R)
• M10: 1,098,348 km (0.106 R)
• M11: 1,442,423 km (0.099 R)
• M12: 1,506,151 km (0.098 R)
• M13: 1,570,778 km (0.087 R)
• M14: 1,683,874 km (0.06 R)
• M15: 2,122,345 km (0.087 R)
• M16: 2,551,242 km (0.118 R)
• M17: 2,617,963 km (0.076 R)
• M18: 2,741,830 km (0.051 R)
• M19: 3,125,100 km (0.068 R)
• M20: 3,341,268 km (0.116 R)
• M21: 3,599,923 km (0.117 R)
• M22: 3,877,876 km (0.117 R)
• M23: 3,942,053 km (0.118 R)
• M24: 4,006,530 km (0.111 R)
• M25: 4,241,848 km (0.1 R)
• M26: 4,387,855 km (0.038 R)
• M27: 4,468,189 km (0.078 R)
• M28: 4,603,276 km (0.092 R)
• M29: 4,849,664 km (0.072 R)
• M30: 5,016,465 km (0.116 R)
• M31: 5,199,274 km (0.104 R)
• M32: 5,284,395 km (0.118 R)
• M33: 5,370,115 km (0.097 R)
• M34: 5,600,645 km (0.05 R)
• M35: 5,717,182 km (0.087 R)
• M36: 6,026,849 km (0.115 R)
• M37: 6,116,309 km (0.053 R)
• M38: 6,417,898 km (0.116 R)
• M39: 6,647,381 km (0.111 R)
• M40: 6,848,291 km (0.098 R)
• M41: 7,067,003 km (0.106 R)
• M42: 7,399,559 km (0.111 R)
• M43: 7,511,459 km (0.039 R)
• M44: 7,575,786 km (0.118 R)
• M45: 7,769,515 km (0.087 R)
• M46: 8,096,237 km (0.112 R)
• M47: 8,311,059 km (0.093 R)
• M48: 8,561,187 km (0.076 R)
• M49: 8,796,953 km (0.102 R)
• M50: 8,881,626 km (0.084 R)
• M51: 9,103,180 km (0.091 R)
• M52: 9,708,752 km (0.077 R)
• M53: 9,937,039 km (0.03 R)
• M54: 10,131,665 km (0.105 R)
• M55: 10,363,093 km (0.113 R)
• M56: 10,614,418 km (0.09 R)
• M57: 10,885,938 km (0.106 R)
• M58: 11,050,047 km (0.115 R)
• M59: 11,380,508 km (0.1 R)
• M60: 11,751,661 km (0.081 R)
• M61: 11,845,010 km (0.117 R)
• M62: 12,258,798 km (0.072 R)
• M63: 12,410,490 km (0.118 R)
• M64: 12,620,076 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.5

Radius: 3.4

Gravity: 51.17 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.57 AU - 12.17 AU

Year: 20342 Days

Day: 19.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 68,406,448 km

• M1: 44,580 km (0.074 R)
• M2: 85,121 km (0.099 R)
• M3: 138,528 km (0.111 R)
• M4: 385,364 km (0.099 R)
• M5: 521,797 km (0.101 R)
• M6: 836,701 km (0.098 R)
• M7: 910,752 km (0.086 R)
• M8: 1,312,422 km (0.091 R)
• M9: 1,486,704 km (0.078 R)
• M10: 3,010,807 km (0.091 R)
• M11: 3,124,800 km (0.106 R)
• M12: 3,317,782 km (0.097 R)
• M13: 4,382,320 km (0.099 R)
• M14: 4,425,255 km (0.079 R)
• M15: 4,598,190 km (0.079 R)
• M16: 5,266,443 km (0.119 R)
• M17: 5,449,850 km (0.114 R)
• M18: 6,592,778 km (0.103 R)
• M19: 6,740,730 km (0.119 R)
• M20: 8,599,334 km (0.079 R)
• M21: 9,306,932 km (0.1 R)
• M22: 10,661,541 km (0.116 R)
• M23: 10,719,286 km (0.098 R)
• M24: 10,777,031 km (0.117 R)
• M25: 11,302,568 km (0.105 R)
• M26: 11,361,509 km (0.044 R)
• M27: 13,175,384 km (0.117 R)
• M28: 13,299,550 km (0.069 R)
• M29: 13,424,015 km (0.093 R)
• M30: 13,486,398 km (0.06 R)
• M31: 13,674,143 km (0.096 R)
• M32: 13,862,636 km (0.058 R)
• M33: 14,052,177 km (0.111 R)
• M34: 15,927,386 km (0.096 R)
• M35: 16,525,030 km (0.099 R)
• M36: 16,725,940 km (0.062 R)
• M37: 17,605,725 km (0.103 R)
• M38: 19,621,706 km (0.092 R)
• M39: 19,905,493 km (0.103 R)
• M40: 20,119,118 km (0.039 R)
• M41: 20,190,626 km (0.118 R)
• M42: 20,620,720 km (0.085 R)
• M43: 21,053,956 km (0.117 R)
• M44: 23,189,764 km (0.104 R)
• M45: 24,397,318 km (0.048 R)
• M46: 25,393,491 km (0.078 R)
• M47: 25,780,051 km (0.112 R)
• M48: 26,012,975 km (0.099 R)
• M49: 26,951,702 km (0.09 R)
• M50: 27,980,935 km (0.102 R)
• M51: 29,752,025 km (0.077 R)
• M52: 30,241,210 km (0.102 R)
• M53: 30,404,870 km (0.113 R)
• M54: 31,062,651 km (0.108 R)
• M55: 32,643,303 km (0.092 R)
• M56: 32,811,151 km (0.095 R)
• M57: 33,063,523 km (0.061 R)
• M58: 33,994,471 km (0.089 R)
• M59: 35,019,814 km (0.088 R)
• M60: 36,402,697 km (0.036 R)
• M61: 36,925,841 km (0.08 R)
• M62: 38,598,943 km (0.062 R)
• M63: 39,400,040 km (0.054 R)
• M64: 39,668,269 km (0.111 R)
• M65: 40,566,754 km (0.075 R)
• M66: 40,928,033 km (0.076 R)
• M67: 42,018,302 km (0.049 R)
• M68: 42,200,961 km (0.111 R)
• M69: 43,763,959 km (0.102 R)
• M70: 45,345,807 km (0.078 R)
• M71: 47,325,735 km (0.115 R)
• M72: 47,610,719 km (0.103 R)
• M73: 48,948,872 km (0.099 R)
• M74: 49,912,282 km (0.114 R)
• M75: 50,493,321 km (0.119 R)
• M76: 52,839,614 km (0.102 R)
• M77: 56,022,757 km (0.116 R)
• M78: 57,333,683 km (0.079 R)
• M79: 57,637,516 km (0.111 R)
• M80: 61,119,407 km (0.107 R)
• M81: 61,844,657 km (0.117 R)
• M82: 61,948,478 km (0.115 R)
• M83: 62,260,240 km (0.059 R)
• M84: 62,677,020 km (0.091 R)
• M85: 63,617,841 km (0.118 R)
• M86: 64,037,463 km (0.071 R)
• M87: 64,985,016 km (0.051 R)
• M88: 66,255,551 km (0.1 R)
• M89: 68,176,836 km (0.1 R)
• M90: 68,498,771 km (0.114 R)
• M91: 69,683,586 km (0.047 R)
• M92: 70,116,223 km (0.025 R)
• M93: 73,059,112 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.4

Radius: 7.8

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.09 AU - 12.51 AU

Year: 21685 Days

Day: 16.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 68,406,448 km

• M1: 137,032 km (0.096 R)
• M2: 1,362,089 km (0.104 R)
• M3: 1,444,367 km (0.085 R)
• M4: 2,003,115 km (0.092 R)
• M5: 2,726,272 km (0.111 R)
• M6: 2,936,606 km (0.119 R)
• M7: 3,523,030 km (0.089 R)
• M8: 5,400,782 km (0.079 R)
• M9: 5,532,428 km (0.104 R)
• M10: 6,069,784 km (0.068 R)
• M11: 6,623,745 km (0.091 R)
• M12: 6,859,362 km (0.087 R)
• M13: 7,049,949 km (0.072 R)
• M14: 7,338,972 km (0.058 R)
• M15: 7,829,205 km (0.098 R)
• M16: 8,279,644 km (0.084 R)
• M17: 9,257,715 km (0.115 R)
• M18: 9,415,540 km (0.061 R)
• M19: 10,001,814 km (0.051 R)
• M20: 10,217,834 km (0.1 R)
• M21: 10,875,466 km (0.107 R)
• M22: 11,041,968 km (0.048 R)
• M23: 11,321,417 km (0.12 R)
• M24: 11,490,164 km (0.108 R)
• M25: 12,753,218 km (0.097 R)
• M26: 12,928,846 km (0.115 R)
• M27: 12,987,638 km (0.082 R)
• M28: 13,401,276 km (0.081 R)
• M29: 13,520,207 km (0.108 R)
• M30: 14,059,956 km (0.111 R)
• M31: 14,180,831 km (0.083 R)
• M32: 14,241,418 km (0.096 R)
• M33: 14,484,515 km (0.089 R)
• M34: 14,974,896 km (0.113 R)
• M35: 15,036,680 km (0.104 R)
• M36: 15,346,348 km (0.1 R)
• M37: 15,783,623 km (0.1 R)
• M38: 16,734,167 km (0.105 R)
• M39: 16,926,401 km (0.081 R)
• M40: 16,990,728 km (0.106 R)
• M41: 17,119,532 km (0.09 R)
• M42: 17,442,962 km (0.09 R)
• M43: 19,898,162 km (0.115 R)
• M44: 20,170,131 km (0.102 R)
• M45: 20,374,781 km (0.079 R)
• M46: 20,717,510 km (0.116 R)
• M47: 20,924,105 km (0.087 R)
• M48: 21,547,778 km (0.064 R)
• M49: 23,598,915 km (0.114 R)
• M50: 25,933,539 km (0.096 R)
• M51: 26,007,590 km (0.109 R)
• M52: 26,752,886 km (0.084 R)
• M53: 27,429,518 km (0.038 R)
• M54: 27,808,000 km (0.065 R)
• M55: 28,876,578 km (0.062 R)
• M56: 30,348,322 km (0.113 R)
• M57: 30,504,651 km (0.111 R)
• M58: 32,801,577 km (0.09 R)
• M59: 33,283,731 km (0.089 R)
• M60: 33,364,215 km (0.104 R)
• M61: 34,254,920 km (0.12 R)
• M62: 37,057,038 km (0.044 R)
• M63: 37,475,314 km (0.111 R)
• M64: 37,643,013 km (0.052 R)
• M65: 39,079,003 km (0.039 R)
• M66: 39,846,290 km (0.117 R)
• M67: 39,931,860 km (0.097 R)
• M68: 40,791,001 km (0.096 R)
• M69: 41,222,890 km (0.114 R)
• M70: 41,482,742 km (0.05 R)
• M71: 42,352,803 km (0.115 R)
• M72: 42,440,018 km (0.055 R)
• M73: 42,702,413 km (0.061 R)
• M74: 42,965,406 km (0.066 R)
• M75: 44,376,563 km (0.106 R)
• M76: 44,465,274 km (0.093 R)
• M77: 45,355,531 km (0.032 R)
• M78: 45,623,910 km (0.067 R)
• M79: 45,802,978 km (0.11 R)
• M80: 48,243,967 km (0.083 R)
• M81: 49,618,173 km (0.116 R)
• M82: 50,171,535 km (0.117 R)
• M83: 52,592,627 km (0.092 R)
• M84: 53,628,443 km (0.085 R)
• M85: 56,007,498 km (0.086 R)
• M86: 56,679,641 km (0.072 R)
• M87: 58,809,915 km (0.113 R)
• M88: 60,179,035 km (0.091 R)
• M89: 60,572,178 km (0.081 R)
• M90: 61,558,776 km (0.087 R)
• M91: 61,657,660 km (0.047 R)
• M92: 63,847,773 km (0.064 R)
• M93: 64,048,234 km (0.104 R)
• M94: 66,266,022 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 10,471 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit