🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.37 AU - 1.71 AU

Year: 678 Days

Day: 29.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.38 AU - 3.42 AU

Year: 1752 Days

Day: 13 Hours

Environment

Temp: -98 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 14

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.65 AU - 16.05 AU

Year: 16342 Days

Day: 11.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,829,381 km

• M1: 174,282 km (0.07 R)
• M2: 811,269 km (0.1 R)
• M3: 1,305,092 km (0.049 R)
• M4: 1,839,306 km (0.116 R)
• M5: 3,336,930 km (0.113 R)
• M6: 3,883,860 km (0.078 R)
• M7: 4,905,464 km (0.096 R)
• M8: 6,967,371 km (0.11 R)
• M9: 7,526,718 km (0.115 R)
• M10: 9,443,066 km (0.105 R)
• M11: 10,484,866 km (0.098 R)
• M12: 11,925,942 km (0.105 R)
• M13: 12,457,015 km (0.113 R)
• M14: 13,073,358 km (0.092 R)
• M15: 16,629,000 km (0.108 R)
• M16: 18,850,528 km (0.045 R)
• M17: 19,755,446 km (0.043 R)
• M18: 21,071,010 km (0.095 R)
• M19: 24,721,198 km (0.11 R)
• M20: 25,695,678 km (0.106 R)
• M21: 26,248,143 km (0.066 R)
• M22: 31,708,615 km (0.081 R)
• M23: 32,344,406 km (0.116 R)
• M24: 34,703,864 km (0.104 R)
• M25: 36,755,898 km (0.103 R)
• M26: 43,396,697 km (0.099 R)
• M27: 45,133,827 km (0.04 R)
• M28: 46,100,678 km (0.112 R)
• M29: 62,111,091 km (0.072 R)
• M30: 63,911,053 km (0.073 R)
• M31: 66,364,757 km (0.115 R)
• M32: 70,592,991 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.2

Radius: 5.6

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 10.29 AU - 16.47 AU

Year: 17363 Days

Day: 18.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,829,381 km

• M1: 69,713 km (0.071 R)
• M2: 346,768 km (0.08 R)
• M3: 578,944 km (0.074 R)
• M4: 815,009 km (0.039 R)
• M5: 1,102,536 km (0.098 R)
• M6: 1,455,886 km (0.053 R)
• M7: 2,427,824 km (0.118 R)
• M8: 2,908,332 km (0.113 R)
• M9: 4,540,744 km (0.072 R)
• M10: 5,843,742 km (0.075 R)
• M11: 7,077,326 km (0.113 R)
• M12: 7,777,593 km (0.102 R)
• M13: 8,005,580 km (0.109 R)
• M14: 8,427,297 km (0.108 R)
• M15: 9,162,870 km (0.116 R)
• M16: 9,940,479 km (0.069 R)
• M17: 11,685,239 km (0.09 R)
• M18: 19,515,491 km (0.103 R)
• M19: 20,192,721 km (0.093 R)
• M20: 21,326,523 km (0.078 R)
• M21: 24,297,237 km (0.101 R)
• M22: 26,287,637 km (0.09 R)
• M23: 33,144,455 km (0.117 R)
• M24: 40,146,833 km (0.111 R)
• M25: 41,517,747 km (0.048 R)
• M26: 42,355,047 km (0.109 R)
• M27: 45,227,326 km (0.073 R)
• M28: 49,931,880 km (0.116 R)
• M29: 52,645,286 km (0.115 R)
• M30: 55,119,784 km (0.07 R)
• M31: 57,154,166 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.4

Radius: 5.2

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 14.47 AU - 16.13 AU

Year: 21231 Days

Day: 22.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,829,381 km

• M1: 65,524 km (0.088 R)
• M2: 258,655 km (0.066 R)
• M3: 485,894 km (0.114 R)
• M4: 772,523 km (0.11 R)
• M5: 1,439,580 km (0.075 R)
• M6: 1,995,486 km (0.058 R)
• M7: 2,498,733 km (0.074 R)
• M8: 5,531,531 km (0.082 R)
• M9: 8,407,400 km (0.08 R)
• M10: 9,816,163 km (0.112 R)
• M11: 17,446,403 km (0.113 R)
• M12: 22,876,656 km (0.062 R)
• M13: 25,698,969 km (0.037 R)
• M14: 31,647,130 km (0.045 R)
• M15: 51,501,610 km (0.049 R)
• M16: 52,896,461 km (0.117 R)
• M17: 57,976,655 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.8

Radius: 7.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 13.94 AU - 17.7 AU

Year: 22323 Days

Day: 16.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,829,381 km

• M1: 185,651 km (0.119 R)
• M2: 481,107 km (0.114 R)
• M3: 1,076,057 km (0.087 R)
• M4: 2,220,182 km (0.114 R)
• M5: 2,961,290 km (0.115 R)
• M6: 3,314,939 km (0.119 R)
• M7: 3,857,381 km (0.113 R)
• M8: 4,548,374 km (0.116 R)
• M9: 5,251,633 km (0.115 R)
• M10: 5,524,649 km (0.106 R)
• M11: 7,494,853 km (0.108 R)
• M12: 10,847,790 km (0.04 R)
• M13: 11,863,859 km (0.112 R)
• M14: 18,532,783 km (0.064 R)
• M15: 25,160,716 km (0.105 R)
• M16: 33,913,239 km (0.113 R)
• M17: 43,241,115 km (0.086 R)
• M18: 47,671,306 km (0.116 R)
• M19: 49,919,762 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.8

Radius: 5.5

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 16.65 AU - 21.31 AU

Year: 29335 Days

Day: 23.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,829,381 km

• M1: 95,892 km (0.088 R)
• M2: 538,852 km (0.119 R)
• M3: 1,156,242 km (0.05 R)
• M4: 4,692,137 km (0.091 R)
• M5: 6,256,931 km (0.114 R)
• M6: 8,088,906 km (0.081 R)
• M7: 8,610,704 km (0.076 R)
• M8: 17,235,919 km (0.102 R)
• M9: 24,418,112 km (0.064 R)
• M10: 27,080,207 km (0.088 R)
• M11: 30,672,051 km (0.073 R)
• M12: 31,173,803 km (0.107 R)
• M13: 36,215,999 km (0.082 R)
• M14: 37,914,533 km (0.061 R)
• M15: 38,929,555 km (0.115 R)
• M16: 40,111,527 km (0.097 R)
• M17: 43,485,109 km (0.085 R)
• M18: 48,552,887 km (0.046 R)
• M19: 48,892,623 km (0.063 R)
• M20: 58,679,466 km (0.097 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 11,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit