🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.54 AU - 0.72 AU

Year: 328 Days

Day: 39.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 14,851,534 km

• M1: 310,266 km (0.058 R)
• M2: 562,787 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.55 AU - 0.73 AU

Year: 336 Days

Day: 12.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 112.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,851,534 km

• M1: 187,297 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.5

Radius: 12

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.74 AU - 0.92 AU

Year: 496 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 14,851,534 km

• M1: 149,747 km (0.034 R)
• M2: 351,405 km (0.087 R)
• M3: 441,912 km (0.062 R)
• M4: 528,080 km (0.111 R)
• M5: 733,927 km (0.034 R)
• M6: 849,716 km (0.112 R)
• M7: 1,056,011 km (0.074 R)
• M8: 1,241,812 km (0.077 R)
• M9: 1,344,436 km (0.116 R)
• M10: 1,438,832 km (0.075 R)
• M11: 1,524,103 km (0.113 R)
• M12: 1,617,153 km (0.074 R)
• M13: 1,706,014 km (0.086 R)
• M14: 1,790,687 km (0.06 R)
• M15: 1,913,955 km (0.087 R)
• M16: 2,040,365 km (0.047 R)
• M17: 2,150,021 km (0.114 R)
• M18: 2,248,456 km (0.056 R)
• M19: 2,335,073 km (0.043 R)
• M20: 2,573,831 km (0.093 R)
• M21: 2,657,606 km (0.067 R)
• M22: 2,763,671 km (0.045 R)
• M23: 2,842,360 km (0.101 R)
• M24: 3,031,302 km (0.073 R)
• M25: 3,172,073 km (0.117 R)
• M26: 3,414,272 km (0.031 R)
• M27: 3,498,945 km (0.099 R)
• M28: 3,765,229 km (0.114 R)
• M29: 3,876,829 km (0.104 R)
• M30: 3,965,241 km (0.081 R)
• M31: 4,111,548 km (0.041 R)
• M32: 4,276,106 km (0.116 R)
• M33: 4,629,007 km (0.05 R)
• M34: 4,731,631 km (0.038 R)
• M35: 4,808,973 km (0.084 R)
• M36: 5,079,147 km (0.105 R)
• M37: 5,327,330 km (0.072 R)
• M38: 5,993,339 km (0.045 R)
• M39: 6,105,388 km (0.108 R)
• M40: 6,227,460 km (0.09 R)
• M41: 6,531,742 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.6

Radius: 13

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.69 AU - 0.97 AU

Year: 496 Days

Day: 6.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 14,851,534 km

• M1: 165,306 km (0.09 R)
• M2: 254,616 km (0.058 R)
• M3: 336,745 km (0.05 R)
• M4: 454,329 km (0.031 R)
• M5: 553,063 km (0.111 R)
• M6: 652,845 km (0.042 R)
• M7: 794,365 km (0.111 R)
• M8: 901,178 km (0.094 R)
• M9: 1,056,759 km (0.094 R)
• M10: 1,155,793 km (0.049 R)
• M11: 1,242,710 km (0.118 R)
• M12: 1,347,877 km (0.107 R)
• M13: 1,450,800 km (0.025 R)
• M14: 1,630,617 km (0.032 R)
• M15: 1,711,699 km (0.096 R)
• M16: 1,847,982 km (0.099 R)
• M17: 1,944,922 km (0.03 R)
• M18: 2,056,372 km (0.104 R)
• M19: 2,150,769 km (0.034 R)
• M20: 2,240,228 km (0.034 R)
• M21: 2,376,961 km (0.08 R)
• M22: 2,483,175 km (0.119 R)
• M23: 2,590,886 km (0.087 R)
• M24: 2,714,005 km (0.098 R)
• M25: 2,916,710 km (0.098 R)
• M26: 3,030,703 km (0.109 R)
• M27: 3,153,523 km (0.11 R)
• M28: 3,255,848 km (0.032 R)
• M29: 3,396,620 km (0.108 R)
• M30: 3,479,198 km (0.058 R)
• M31: 3,847,059 km (0.044 R)
• M32: 3,996,058 km (0.101 R)
• M33: 4,147,152 km (0.106 R)
• M34: 4,292,113 km (0.058 R)
• M35: 4,397,878 km (0.117 R)
• M36: 4,779,054 km (0.105 R)
• M37: 4,931,195 km (0.09 R)
• M38: 5,024,992 km (0.111 R)
• M39: 5,110,712 km (0.114 R)
• M40: 5,240,264 km (0.09 R)
• M41: 5,644,627 km (0.103 R)
• M42: 5,913,753 km (0.044 R)
• M43: 6,178,093 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.9

Radius: 12.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.8 AU - 1.22 AU

Year: 666 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 14,851,534 km

• M1: 173,982 km (0.119 R)
• M2: 257,009 km (0.034 R)
• M3: 465,997 km (0.076 R)
• M4: 641,775 km (0.097 R)
• M5: 721,361 km (0.088 R)
• M6: 838,646 km (0.115 R)
• M7: 933,640 km (0.109 R)
• M8: 1,026,092 km (0.069 R)
• M9: 1,107,922 km (0.078 R)
• M10: 1,286,093 km (0.101 R)
• M11: 1,363,884 km (0.082 R)
• M12: 1,454,839 km (0.068 R)
• M13: 1,647,222 km (0.097 R)
• M14: 1,810,733 km (0.114 R)
• M15: 1,890,319 km (0.115 R)
• M16: 1,984,117 km (0.109 R)
• M17: 2,176,350 km (0.079 R)
• M18: 2,279,423 km (0.075 R)
• M19: 2,407,179 km (0.066 R)
• M20: 2,727,468 km (0.106 R)
• M21: 2,804,810 km (0.062 R)
• M22: 2,897,711 km (0.104 R)
• M23: 3,001,681 km (0.062 R)
• M24: 3,121,958 km (0.118 R)
• M25: 3,218,449 km (0.114 R)
• M26: 3,445,538 km (0.067 R)
• M27: 3,529,463 km (0.109 R)
• M28: 3,630,142 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.8

Radius: 11.3

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.94 AU - 1.48 AU

Year: 873 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 14,851,534 km

• M1: 142,716 km (0.107 R)
• M2: 236,813 km (0.103 R)
• M3: 312,061 km (0.113 R)
• M4: 442,660 km (0.059 R)
• M5: 556,803 km (0.118 R)
• M6: 635,941 km (0.112 R)
• M7: 730,337 km (0.099 R)
• M8: 801,845 km (0.101 R)
• M9: 940,671 km (0.102 R)
• M10: 1,063,042 km (0.091 R)
• M11: 1,139,188 km (0.099 R)
• M12: 1,407,118 km (0.054 R)
• M13: 1,520,064 km (0.112 R)
• M14: 1,703,022 km (0.066 R)
• M15: 1,801,009 km (0.106 R)
• M16: 1,893,161 km (0.085 R)
• M17: 1,963,472 km (0.083 R)
• M18: 2,163,335 km (0.118 R)
• M19: 2,303,209 km (0.103 R)
• M20: 2,386,984 km (0.073 R)
• M21: 2,471,656 km (0.101 R)
• M22: 2,592,082 km (0.025 R)
• M23: 2,696,950 km (0.103 R)
• M24: 2,821,117 km (0.094 R)
• M25: 2,910,875 km (0.059 R)
• M26: 2,983,430 km (0.107 R)
• M27: 3,065,859 km (0.082 R)
• M28: 3,384,203 km (0.108 R)
• M29: 3,518,392 km (0.089 R)
• M30: 3,595,884 km (0.073 R)
• M31: 3,723,042 km (0.108 R)
• M32: 3,881,766 km (0.057 R)
• M33: 4,052,756 km (0.081 R)
• M34: 4,144,310 km (0.068 R)
• M35: 4,402,366 km (0.118 R)
• M36: 4,901,724 km (0.065 R)
• M37: 4,988,640 km (0.038 R)
• M38: 5,097,847 km (0.112 R)
• M39: 5,207,951 km (0.12 R)
• M40: 5,341,093 km (0.042 R)
• M41: 5,531,680 km (0.082 R)
• M42: 5,633,557 km (0.091 R)
• M43: 5,747,401 km (0.079 R)
• M44: 5,873,512 km (0.112 R)
• M45: 5,977,482 km (0.036 R)
• M46: 6,082,051 km (0.038 R)
• M47: 6,245,861 km (0.117 R)
• M48: 6,601,904 km (0.025 R)
• M49: 6,770,351 km (0.092 R)
• M50: 6,867,290 km (0.081 R)
• M51: 7,074,783 km (0.101 R)
• M52: 7,709,526 km (0.083 R)
• M53: 8,117,330 km (0.116 R)
• M54: 8,388,701 km (0.025 R)
• M55: 8,794,859 km (0.099 R)
• M56: 8,967,046 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.1

Radius: 12.5

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.07 AU - 3.33 AU

Year: 2910 Days

Day: 14.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 14,851,534 km

• M1: 169,046 km (0.106 R)
• M2: 246,836 km (0.112 R)
• M3: 326,572 km (0.065 R)
• M4: 445,353 km (0.085 R)
• M5: 538,403 km (0.112 R)
• M6: 698,024 km (0.11 R)
• M7: 864,227 km (0.072 R)
• M8: 964,158 km (0.114 R)
• M9: 1,288,786 km (0.111 R)
• M10: 1,378,694 km (0.104 R)
• M11: 1,538,165 km (0.079 R)
• M12: 1,675,945 km (0.051 R)
• M13: 1,832,424 km (0.089 R)
• M14: 1,993,990 km (0.104 R)
• M15: 2,129,675 km (0.119 R)
• M16: 2,284,359 km (0.051 R)
• M17: 2,363,048 km (0.056 R)
• M18: 2,442,784 km (0.116 R)
• M19: 2,539,573 km (0.047 R)
• M20: 3,415,020 km (0.116 R)
• M21: 3,745,033 km (0.106 R)
• M22: 3,838,681 km (0.03 R)
• M23: 4,655,486 km (0.073 R)
• M24: 4,756,315 km (0.113 R)
• M25: 4,878,237 km (0.104 R)
• M26: 5,418,884 km (0.113 R)
• M27: 5,826,089 km (0.09 R)
• M28: 5,956,688 km (0.109 R)
• M29: 6,154,606 km (0.115 R)
• M30: 6,310,038 km (0.105 R)
• M31: 6,399,498 km (0.042 R)
• M32: 6,511,846 km (0.12 R)
• M33: 6,647,531 km (0.117 R)
• M34: 6,830,040 km (0.079 R)
• M35: 7,576,384 km (0.104 R)
• M36: 7,743,186 km (0.079 R)
• M37: 8,844,226 km (0.11 R)
• M38: 9,349,269 km (0.035 R)
• M39: 9,734,333 km (0.091 R)
• M40: 10,786,306 km (0.109 R)
• M41: 11,054,983 km (0.111 R)
• M42: 11,136,065 km (0.083 R)
• M43: 11,380,359 km (0.06 R)
• M44: 11,571,694 km (0.108 R)
• M45: 12,012,859 km (0.078 R)
• M46: 12,403,309 km (0.055 R)
• M47: 12,600,180 km (0.057 R)
• M48: 13,311,817 km (0.12 R)
• M49: 13,803,096 km (0.113 R)
• M50: 13,919,633 km (0.067 R)
• M51: 14,625,436 km (0.068 R)
• M52: 14,714,447 km (0.093 R)
• M53: 15,372,976 km (0.084 R)
• M54: 15,888,491 km (0.115 R)
• M55: 16,041,230 km (0.108 R)
• M56: 16,133,083 km (0.106 R)
• M57: 16,843,075 km (0.111 R)
• M58: 17,437,427 km (0.088 R)
• M59: 18,102,240 km (0.067 R)
• M60: 18,421,781 km (0.058 R)
• M61: 18,582,150 km (0.026 R)
• M62: 19,228,712 km (0.047 R)
• M63: 19,522,073 km (0.069 R)
• M64: 19,751,257 km (0.103 R)
• M65: 19,915,516 km (0.104 R)
• M66: 20,080,223 km (0.073 R)
• M67: 20,212,318 km (0.062 R)
• M68: 20,710,329 km (0.102 R)
• M69: 21,111,551 km (0.049 R)
• M70: 21,313,209 km (0.107 R)
• M71: 21,616,743 km (0.102 R)
• M72: 22,160,082 km (0.085 R)
• M73: 22,604,837 km (0.099 R)
• M74: 23,052,583 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.8

Radius: 12.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.67 AU - 3.41 AU

Year: 3477 Days

Day: 10.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 14,851,534 km

• M1: 165,006 km (0.065 R)
• M2: 255,364 km (0.065 R)
• M3: 477,516 km (0.089 R)
• M4: 558,748 km (0.081 R)
• M5: 670,647 km (0.062 R)
• M6: 818,450 km (0.054 R)
• M7: 901,477 km (0.113 R)
• M8: 1,017,415 km (0.097 R)
• M9: 1,138,739 km (0.07 R)
• M10: 1,419,385 km (0.117 R)
• M11: 1,674,748 km (0.109 R)
• M12: 1,795,773 km (0.114 R)
• M13: 2,072,978 km (0.037 R)
• M14: 2,350,631 km (0.068 R)
• M15: 2,697,100 km (0.084 R)
• M16: 2,898,459 km (0.102 R)
• M17: 3,225,031 km (0.096 R)
• M18: 3,423,697 km (0.097 R)
• M19: 3,516,747 km (0.106 R)
• M20: 3,673,825 km (0.043 R)
• M21: 3,769,268 km (0.038 R)
• M22: 4,044,079 km (0.064 R)
• M23: 4,699,468 km (0.103 R)
• M24: 4,803,288 km (0.103 R)
• M25: 6,014,134 km (0.051 R)
• M26: 6,202,777 km (0.089 R)
• M27: 6,741,478 km (0.105 R)
• M28: 6,898,107 km (0.095 R)
• M29: 6,996,692 km (0.119 R)
• M30: 7,255,198 km (0.106 R)
• M31: 7,355,428 km (0.041 R)
• M32: 8,049,413 km (0.099 R)
• M33: 8,257,503 km (0.104 R)
• M34: 8,362,371 km (0.083 R)
• M35: 8,700,463 km (0.082 R)
• M36: 9,346,725 km (0.107 R)
• M37: 9,653,700 km (0.063 R)
• M38: 9,852,815 km (0.1 R)
• M39: 9,941,676 km (0.056 R)
• M40: 10,053,276 km (0.081 R)
• M41: 10,277,523 km (0.12 R)
• M42: 10,480,827 km (0.088 R)
• M43: 10,685,477 km (0.118 R)
• M44: 11,330,692 km (0.08 R)
• M45: 11,447,379 km (0.096 R)
• M46: 11,564,215 km (0.114 R)
• M47: 11,658,162 km (0.102 R)
• M48: 11,846,655 km (0.03 R)
• M49: 11,941,201 km (0.11 R)
• M50: 12,707,292 km (0.055 R)
• M51: 12,949,940 km (0.067 R)
• M52: 13,145,314 km (0.114 R)
• M53: 13,267,835 km (0.077 R)
• M54: 13,886,273 km (0.032 R)
• M55: 14,036,020 km (0.109 R)
• M56: 14,844,148 km (0.086 R)
• M57: 15,305,508 km (0.101 R)
• M58: 15,745,475 km (0.089 R)
• M59: 16,189,631 km (0.108 R)
• M60: 16,584,869 km (0.059 R)
• M61: 17,465,851 km (0.115 R)
• M62: 17,952,792 km (0.11 R)
• M63: 18,279,962 km (0.071 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 13.7

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.57 AU - 4.95 AU

Year: 6813 Days

Day: 14 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 14,851,534 km

• M1: 180,864 km (0.101 R)
• M2: 266,434 km (0.105 R)
• M3: 370,105 km (0.118 R)
• M4: 484,099 km (0.085 R)
• M5: 627,713 km (0.072 R)
• M6: 834,906 km (0.117 R)
• M7: 1,172,249 km (0.113 R)
• M8: 1,338,602 km (0.07 R)
• M9: 1,821,504 km (0.08 R)
• M10: 2,275,982 km (0.066 R)
• M11: 2,368,882 km (0.07 R)
• M12: 2,486,915 km (0.039 R)
• M13: 2,716,697 km (0.112 R)
• M14: 2,827,998 km (0.101 R)
• M15: 3,158,310 km (0.041 R)
• M16: 3,341,568 km (0.095 R)
• M17: 3,541,730 km (0.113 R)
• M18: 3,677,564 km (0.119 R)
• M19: 3,870,546 km (0.056 R)
• M20: 4,295,553 km (0.105 R)
• M21: 4,426,152 km (0.085 R)
• M22: 4,543,138 km (0.101 R)
• M23: 4,676,280 km (0.069 R)
• M24: 5,376,547 km (0.098 R)
• M25: 5,643,729 km (0.119 R)
• M26: 6,028,495 km (0.026 R)
• M27: 6,158,645 km (0.1 R)
• M28: 6,638,555 km (0.089 R)
• M29: 6,891,525 km (0.052 R)
• M30: 7,354,830 km (0.078 R)
• M31: 7,529,111 km (0.119 R)
• M32: 7,864,061 km (0.051 R)
• M33: 8,024,280 km (0.1 R)
• M34: 8,185,846 km (0.087 R)
• M35: 8,402,763 km (0.1 R)
• M36: 8,584,973 km (0.048 R)
• M37: 8,694,927 km (0.108 R)
• M38: 9,083,732 km (0.035 R)
• M39: 9,270,879 km (0.039 R)
• M40: 9,459,223 km (0.072 R)
• M41: 9,725,208 km (0.076 R)
• M42: 9,859,098 km (0.113 R)
• M43: 10,245,061 km (0.105 R)
• M44: 10,537,824 km (0.079 R)
• M45: 10,655,707 km (0.091 R)
• M46: 10,932,463 km (0.057 R)
• M47: 11,251,705 km (0.069 R)
• M48: 11,614,629 km (0.083 R)
• M49: 12,124,907 km (0.061 R)
• M50: 12,227,980 km (0.107 R)
• M51: 12,414,080 km (0.11 R)
• M52: 12,621,872 km (0.064 R)
• M53: 12,851,953 km (0.107 R)
• M54: 13,146,661 km (0.077 R)
• M55: 13,700,023 km (0.097 R)
• M56: 14,413,306 km (0.03 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 13,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit