🌌 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: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 31.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,841,950 km

• M1: 295,306 km (0.111 R)
• M2: 475,422 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.43 AU - 0.71 AU

Year: 274 Days

Day: 24.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.5 AU - 0.8 AU

Year: 333 Days

Day: 31.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 11.2

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.67 AU - 0.75 AU

Year: 380 Days

Day: 10.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 87,841,950 km

• M1: 139,425 km (0.079 R)
• M2: 210,933 km (0.046 R)
• M3: 287,826 km (0.056 R)
• M4: 368,011 km (0.094 R)
• M5: 441,164 km (0.117 R)
• M6: 517,459 km (0.066 R)
• M7: 589,416 km (0.115 R)
• M8: 675,883 km (0.081 R)
• M9: 748,588 km (0.07 R)
• M10: 824,434 km (0.066 R)
• M11: 899,233 km (0.118 R)
• M12: 972,237 km (0.044 R)
• M13: 1,043,296 km (0.099 R)
• M14: 1,125,126 km (0.1 R)
• M15: 1,295,368 km (0.094 R)
• M16: 1,383,930 km (0.115 R)
• M17: 1,460,075 km (0.056 R)
• M18: 1,547,590 km (0.103 R)
• M19: 1,626,877 km (0.115 R)
• M20: 1,697,487 km (0.045 R)
• M21: 1,815,819 km (0.094 R)
• M22: 1,910,365 km (0.114 R)
• M23: 2,039,169 km (0.101 R)
• M24: 2,339,711 km (0.03 R)
• M25: 2,536,282 km (0.044 R)
• M26: 2,696,352 km (0.054 R)
• M27: 2,896,664 km (0.091 R)
• M28: 3,051,797 km (0.099 R)
• M29: 3,146,193 km (0.11 R)
• M30: 3,363,708 km (0.063 R)
• M31: 3,540,234 km (0.094 R)
• M32: 3,619,520 km (0.073 R)
• M33: 3,699,555 km (0.07 R)
• M34: 3,827,462 km (0.104 R)
• M35: 3,998,003 km (0.112 R)
• M36: 4,171,237 km (0.112 R)
• M37: 4,325,622 km (0.105 R)
• M38: 4,396,382 km (0.042 R)
• M39: 4,510,525 km (0.113 R)
• M40: 4,589,663 km (0.1 R)
• M41: 4,778,455 km (0.055 R)
• M42: 4,851,609 km (0.08 R)
• M43: 4,940,170 km (0.116 R)
• M44: 5,111,161 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 9.9

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.88 AU - 1.06 AU

Year: 607 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 87,841,950 km

• M1: 123,418 km (0.096 R)
• M2: 199,264 km (0.078 R)
• M3: 309,967 km (0.06 R)
• M4: 395,986 km (0.063 R)
• M5: 461,958 km (0.104 R)
• M6: 578,944 km (0.085 R)
• M7: 701,764 km (0.042 R)
• M8: 785,389 km (0.079 R)
• M9: 889,359 km (0.099 R)
• M10: 951,891 km (0.042 R)
• M11: 1,118,094 km (0.091 R)
• M12: 1,262,157 km (0.064 R)
• M13: 1,326,634 km (0.119 R)
• M14: 1,486,404 km (0.09 R)
• M15: 1,603,540 km (0.083 R)
• M16: 1,681,031 km (0.088 R)
• M17: 1,781,561 km (0.099 R)
• M18: 1,854,565 km (0.065 R)
• M19: 2,018,973 km (0.069 R)
• M20: 2,157,052 km (0.061 R)
• M21: 2,483,474 km (0.08 R)
• M22: 2,724,028 km (0.099 R)
• M23: 2,800,173 km (0.09 R)
• M24: 2,963,384 km (0.1 R)
• M25: 3,050,600 km (0.08 R)
• M26: 3,209,772 km (0.049 R)
• M27: 3,481,292 km (0.072 R)
• M28: 3,573,444 km (0.086 R)
• M29: 3,713,318 km (0.099 R)
• M30: 3,779,141 km (0.107 R)
• M31: 4,163,159 km (0.099 R)
• M32: 4,231,675 km (0.114 R)
• M33: 4,509,478 km (0.092 R)
• M34: 4,589,962 km (0.117 R)
• M35: 4,691,240 km (0.038 R)
• M36: 4,927,006 km (0.103 R)
• M37: 4,989,239 km (0.067 R)
• M38: 5,114,302 km (0.092 R)
• M39: 5,346,478 km (0.091 R)
• M40: 5,442,371 km (0.087 R)
• M41: 5,582,095 km (0.082 R)
• M42: 5,690,254 km (0.088 R)
• M43: 5,821,152 km (0.063 R)
• M44: 5,886,975 km (0.061 R)
• M45: 6,041,360 km (0.107 R)
• M46: 6,208,461 km (0.086 R)
• M47: 6,275,631 km (0.077 R)
• M48: 6,822,411 km (0.061 R)
• M49: 6,984,725 km (0.111 R)
• M50: 7,113,229 km (0.099 R)
• M51: 7,195,358 km (0.092 R)
• M52: 7,408,087 km (0.094 R)
• M53: 7,610,941 km (0.072 R)
• M54: 7,767,271 km (0.107 R)
• M55: 8,169,091 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.7

Radius: 9.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.81 AU - 1.33 AU

Year: 704 Days

Day: 13.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,841,950 km

• M1: 129,103 km (0.111 R)
• M2: 274,362 km (0.066 R)
• M3: 367,412 km (0.066 R)
• M4: 429,346 km (0.12 R)
• M5: 586,274 km (0.096 R)
• M6: 926,460 km (0.111 R)
• M7: 1,029,084 km (0.099 R)
• M8: 1,153,100 km (0.056 R)
• M9: 1,305,241 km (0.087 R)
• M10: 1,478,476 km (0.106 R)
• M11: 1,639,443 km (0.104 R)
• M12: 1,770,491 km (0.114 R)
• M13: 1,842,597 km (0.116 R)
• M14: 2,027,051 km (0.082 R)
• M15: 2,108,133 km (0.059 R)
• M16: 2,201,183 km (0.07 R)
• M17: 2,454,602 km (0.101 R)
• M18: 2,747,066 km (0.081 R)
• M19: 2,825,156 km (0.12 R)
• M20: 3,200,796 km (0.099 R)
• M21: 3,314,790 km (0.061 R)
• M22: 3,397,966 km (0.087 R)
• M23: 3,697,760 km (0.117 R)
• M24: 3,857,680 km (0.114 R)
• M25: 3,945,345 km (0.066 R)
• M26: 4,088,211 km (0.053 R)
• M27: 4,198,165 km (0.032 R)
• M28: 4,344,173 km (0.109 R)
• M29: 4,463,552 km (0.119 R)
• M30: 4,598,339 km (0.04 R)
• M31: 4,821,091 km (0.049 R)
• M32: 4,973,980 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.9

Radius: 8.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.11 AU - 3.23 AU

Year: 2774 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 87,841,950 km

• M1: 115,490 km (0.059 R)
• M2: 171,888 km (0.099 R)
• M3: 230,381 km (0.028 R)
• M4: 289,771 km (0.099 R)
• M5: 361,728 km (0.036 R)
• M6: 489,484 km (0.07 R)
• M7: 689,048 km (0.037 R)
• M8: 890,855 km (0.102 R)
• M9: 1,035,965 km (0.078 R)
• M10: 1,128,566 km (0.057 R)
• M11: 1,197,830 km (0.111 R)
• M12: 1,331,571 km (0.05 R)
• M13: 1,498,671 km (0.112 R)
• M14: 1,604,288 km (0.103 R)
• M15: 1,682,677 km (0.064 R)
• M16: 1,742,217 km (0.088 R)
• M17: 1,863,690 km (0.106 R)
• M18: 1,925,474 km (0.041 R)
• M19: 1,977,534 km (0.08 R)
• M20: 2,040,665 km (0.094 R)
• M21: 2,179,791 km (0.111 R)
• M22: 2,333,128 km (0.11 R)
• M23: 2,909,529 km (0.108 R)
• M24: 2,969,518 km (0.118 R)
• M25: 3,078,724 km (0.062 R)
• M26: 3,213,811 km (0.074 R)
• M27: 3,301,027 km (0.081 R)
• M28: 3,439,405 km (0.052 R)
• M29: 3,605,458 km (0.102 R)
• M30: 3,696,115 km (0.11 R)
• M31: 4,025,679 km (0.118 R)
• M32: 4,173,781 km (0.083 R)
• M33: 4,268,925 km (0.104 R)
• M34: 4,323,528 km (0.107 R)
• M35: 4,489,133 km (0.101 R)
• M36: 4,741,355 km (0.079 R)
• M37: 4,855,049 km (0.094 R)
• M38: 5,041,598 km (0.108 R)
• M39: 5,114,003 km (0.061 R)
• M40: 5,259,861 km (0.065 R)
• M41: 5,377,445 km (0.042 R)
• M42: 5,496,076 km (0.115 R)
• M43: 5,841,647 km (0.086 R)
• M44: 5,902,534 km (0.106 R)
• M45: 6,040,164 km (0.113 R)
• M46: 6,163,432 km (0.118 R)
• M47: 6,349,981 km (0.098 R)
• M48: 6,475,344 km (0.025 R)
• M49: 6,633,170 km (0.116 R)
• M50: 6,712,606 km (0.075 R)
• M51: 6,792,342 km (0.072 R)
• M52: 6,952,860 km (0.102 R)
• M53: 7,277,488 km (0.091 R)
• M54: 7,408,685 km (0.035 R)
• M55: 7,507,719 km (0.072 R)
• M56: 7,757,098 km (0.091 R)
• M57: 7,874,383 km (0.057 R)
• M58: 7,958,457 km (0.034 R)
• M59: 8,093,694 km (0.083 R)
• M60: 8,486,837 km (0.076 R)
• M61: 8,590,508 km (0.092 R)
• M62: 8,659,772 km (0.114 R)
• M63: 9,309,625 km (0.07 R)
• M64: 9,452,192 km (0.083 R)
• M65: 9,649,362 km (0.114 R)
• M66: 9,884,231 km (0.116 R)
• M67: 9,938,684 km (0.075 R)
• M68: 10,285,901 km (0.081 R)
• M69: 10,730,206 km (0.094 R)
• M70: 10,823,705 km (0.057 R)
• M71: 10,954,753 km (0.066 R)
• M72: 11,294,490 km (0.078 R)
• M73: 11,599,370 km (0.081 R)
• M74: 11,829,900 km (0.116 R)
• M75: 11,887,795 km (0.112 R)
• M76: 12,314,897 km (0.056 R)
• M77: 12,727,338 km (0.05 R)
• M78: 13,364,475 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.2

Radius: 3.7

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.85 AU - 9.27 AU

Year: 15924 Days

Day: 19.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 87,841,950 km

• M1: 136,732 km (0.113 R)
• M2: 272,717 km (0.082 R)
• M3: 529,576 km (0.111 R)
• M4: 619,784 km (0.094 R)
• M5: 714,928 km (0.101 R)
• M6: 742,903 km (0.092 R)
• M7: 771,327 km (0.036 R)
• M8: 996,471 km (0.082 R)
• M9: 1,027,887 km (0.11 R)
• M10: 1,075,758 km (0.106 R)
• M11: 1,257,819 km (0.06 R)
• M12: 1,631,514 km (0.101 R)
• M13: 1,782,459 km (0.12 R)
• M14: 2,366,489 km (0.067 R)
• M15: 2,756,341 km (0.115 R)
• M16: 2,800,921 km (0.033 R)
• M17: 3,004,374 km (0.045 R)
• M18: 3,840,028 km (0.101 R)
• M19: 3,939,810 km (0.106 R)
• M20: 4,244,391 km (0.114 R)
• M21: 4,635,888 km (0.108 R)
• M22: 5,452,693 km (0.079 R)
• M23: 7,964,591 km (0.077 R)
• M24: 8,413,384 km (0.04 R)
• M25: 8,640,773 km (0.102 R)
• M26: 8,706,147 km (0.106 R)
• M27: 11,379,910 km (0.113 R)
• M28: 11,631,384 km (0.094 R)
• M29: 11,812,098 km (0.074 R)
• M30: 12,433,528 km (0.084 R)
• M31: 12,581,331 km (0.08 R)
• M32: 12,766,832 km (0.066 R)
• M33: 13,215,775 km (0.088 R)
• M34: 13,366,570 km (0.034 R)
• M35: 14,710,258 km (0.117 R)
• M36: 15,259,581 km (0.116 R)
• M37: 15,536,786 km (0.108 R)
• M38: 15,775,694 km (0.115 R)
• M39: 16,297,491 km (0.061 R)
• M40: 16,865,814 km (0.056 R)
• M41: 17,980,018 km (0.059 R)
• M42: 19,630,981 km (0.102 R)
• M43: 20,062,122 km (0.113 R)
• M44: 20,409,189 km (0.096 R)
• M45: 21,065,325 km (0.042 R)
• M46: 21,329,664 km (0.106 R)
• M47: 21,550,920 km (0.115 R)
• M48: 22,040,105 km (0.098 R)
• M49: 22,174,144 km (0.044 R)
• M50: 22,353,363 km (0.09 R)
• M51: 22,984,217 km (0.052 R)
• M52: 23,074,873 km (0.103 R)
• M53: 23,438,396 km (0.054 R)
• M54: 24,725,985 km (0.054 R)
• M55: 24,865,260 km (0.083 R)
• M56: 26,509,640 km (0.114 R)
• M57: 27,561,014 km (0.09 R)
• M58: 29,065,669 km (0.113 R)
• M59: 29,114,588 km (0.077 R)
• M60: 29,310,860 km (0.076 R)
• M61: 30,596,654 km (0.083 R)
• M62: 30,946,115 km (0.101 R)
• M63: 30,996,080 km (0.102 R)
• M64: 31,246,507 km (0.094 R)
• M65: 31,850,434 km (0.101 R)
• M66: 33,223,144 km (0.075 R)
• M67: 33,994,022 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.8

Radius: 3.3

Gravity: 76.66 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.33 AU - 12.21 AU

Year: 22473 Days

Day: 22.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 87,841,950 km

• M1: 218,712 km (0.06 R)
• M2: 289,322 km (0.089 R)
• M3: 1,331,421 km (0.109 R)
• M4: 1,429,408 km (0.116 R)
• M5: 2,216,891 km (0.103 R)
• M6: 2,333,128 km (0.106 R)
• M7: 2,372,323 km (0.073 R)
• M8: 2,652,669 km (0.063 R)
• M9: 2,943,488 km (0.112 R)
• M10: 3,200,646 km (0.111 R)
• M11: 3,244,329 km (0.092 R)
• M12: 3,645,401 km (0.118 R)
• M13: 4,014,758 km (0.101 R)
• M14: 4,888,858 km (0.055 R)
• M15: 5,141,828 km (0.078 R)
• M16: 5,925,721 km (0.112 R)
• M17: 6,086,988 km (0.036 R)
• M18: 6,140,993 km (0.099 R)
• M19: 6,195,297 km (0.062 R)
• M20: 7,027,510 km (0.077 R)
• M21: 7,312,643 km (0.067 R)
• M22: 7,776,696 km (0.077 R)
• M23: 7,953,221 km (0.118 R)
• M24: 8,250,173 km (0.081 R)
• M25: 10,753,843 km (0.099 R)
• M26: 11,280,577 km (0.114 R)
• M27: 11,413,570 km (0.053 R)
• M28: 12,772,068 km (0.082 R)
• M29: 13,329,619 km (0.084 R)
• M30: 14,903,239 km (0.087 R)
• M31: 14,976,093 km (0.098 R)
• M32: 15,860,217 km (0.109 R)
• M33: 16,685,548 km (0.109 R)
• M34: 16,837,091 km (0.083 R)
• M35: 17,141,522 km (0.117 R)
• M36: 17,294,411 km (0.078 R)
• M37: 18,143,529 km (0.095 R)
• M38: 20,203,641 km (0.057 R)
• M39: 21,261,149 km (0.102 R)
• M40: 22,253,132 km (0.093 R)
• M41: 24,625,754 km (0.079 R)
• M42: 27,881,602 km (0.092 R)
• M43: 28,784,575 km (0.111 R)
• M44: 29,513,715 km (0.114 R)
• M45: 30,064,534 km (0.105 R)
• M46: 30,248,989 km (0.037 R)
• M47: 31,269,845 km (0.114 R)
• M48: 32,585,259 km (0.119 R)
• M49: 34,014,517 km (0.091 R)
• M50: 34,206,750 km (0.118 R)
• M51: 34,495,623 km (0.091 R)
• M52: 35,464,270 km (0.056 R)
• M53: 35,854,271 km (0.118 R)
• M54: 37,329,306 km (0.108 R)
• M55: 37,924,855 km (0.03 R)
• M56: 38,823,939 km (0.103 R)
• M57: 39,528,245 km (0.108 R)
• M58: 41,871,546 km (0.116 R)
• M59: 42,386,911 km (0.087 R)
• M60: 43,008,191 km (0.108 R)
• M61: 43,632,463 km (0.078 R)
• M62: 44,154,859 km (0.039 R)
• M63: 46,265,385 km (0.114 R)
• M64: 46,371,750 km (0.087 R)
• M65: 47,118,692 km (0.12 R)
• M66: 47,440,028 km (0.046 R)
• M67: 47,547,290 km (0.104 R)
• M68: 48,624,544 km (0.042 R)
• M69: 48,949,321 km (0.065 R)
• M70: 51,683,222 km (0.116 R)
• M71: 51,793,625 km (0.101 R)
• M72: 52,235,986 km (0.093 R)
• M73: 53,458,799 km (0.083 R)
• M74: 54,916,182 km (0.098 R)
• M75: 55,367,070 km (0.118 R)
• M76: 56,045,945 km (0.102 R)
• M77: 57,069,344 km (0.093 R)
• M78: 62,630,794 km (0.067 R)
• M79: 62,984,144 km (0.037 R)
• M80: 64,047,935 km (0.101 R)
• M81: 65,117,709 km (0.03 R)
• M82: 66,193,318 km (0.03 R)
• M83: 66,313,146 km (0.107 R)
• M84: 67,154,335 km (0.114 R)
• M85: 69,942,839 km (0.107 R)
• M86: 73,388,377 km (0.085 R)
• M87: 76,762,707 km (0.095 R)
• M88: 80,698,926 km (0.114 R)
• M89: 82,497,990 km (0.114 R)
• M90: 84,570,070 km (0.06 R)
• M91: 85,351,569 km (0.06 R)
• M92: 86,397,258 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 14,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit