🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.49 AU - 0.65 AU

Year: 274 Days

Day: 39.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 52.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.65 AU

Year: 281 Days

Day: 15.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,691,753 km

• M1: 16,007 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 9.2

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.73 AU - 1.19 AU

Year: 598 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 21,691,753 km

• M1: 129,402 km (0.108 R)
• M2: 187,596 km (0.11 R)
• M3: 248,931 km (0.096 R)
• M4: 308,172 km (0.083 R)
• M5: 388,805 km (0.062 R)
• M6: 466,297 km (0.095 R)
• M7: 562,937 km (0.045 R)
• M8: 620,831 km (0.038 R)
• M9: 685,906 km (0.076 R)
• M10: 783,145 km (0.108 R)
• M11: 854,204 km (0.108 R)
• M12: 949,049 km (0.098 R)
• M13: 1,019,958 km (0.085 R)
• M14: 1,231,639 km (0.044 R)
• M15: 1,352,215 km (0.11 R)
• M16: 1,476,681 km (0.055 R)
• M17: 1,664,276 km (0.11 R)
• M18: 1,852,919 km (0.064 R)
• M19: 2,048,444 km (0.078 R)
• M20: 2,112,771 km (0.106 R)
• M21: 2,287,800 km (0.109 R)
• M22: 2,399,699 km (0.116 R)
• M23: 2,467,617 km (0.098 R)
• M24: 2,753,947 km (0.114 R)
• M25: 2,905,340 km (0.108 R)
• M26: 2,977,895 km (0.099 R)
• M27: 3,224,433 km (0.06 R)
• M28: 3,299,680 km (0.092 R)
• M29: 3,384,053 km (0.095 R)
• M30: 3,443,593 km (0.119 R)
• M31: 3,632,685 km (0.105 R)
• M32: 3,790,212 km (0.066 R)
• M33: 3,896,277 km (0.053 R)
• M34: 4,202,653 km (0.116 R)
• M35: 4,331,008 km (0.085 R)
• M36: 4,498,109 km (0.072 R)
• M37: 4,563,633 km (0.1 R)
• M38: 4,915,487 km (0.089 R)
• M39: 4,992,679 km (0.104 R)
• M40: 5,070,321 km (0.109 R)
• M41: 5,128,813 km (0.044 R)
• M42: 5,384,925 km (0.069 R)
• M43: 5,444,615 km (0.102 R)
• M44: 6,064,099 km (0.076 R)
• M45: 6,157,448 km (0.101 R)
• M46: 6,219,980 km (0.103 R)
• M47: 6,366,586 km (0.096 R)
• M48: 6,461,431 km (0.098 R)
• M49: 6,567,347 km (0.092 R)
• M50: 6,706,024 km (0.088 R)
• M51: 6,867,141 km (0.093 R)
• M52: 6,964,529 km (0.042 R)
• M53: 7,040,525 km (0.118 R)
• M54: 7,281,228 km (0.062 R)
• M55: 7,358,420 km (0.107 R)
• M56: 7,457,903 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.6

Radius: 14.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.67 AU - 3.11 AU

Year: 3124 Days

Day: 7 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 21,691,753 km

• M1: 181,313 km (0.109 R)
• M2: 376,388 km (0.076 R)
• M3: 493,972 km (0.106 R)
• M4: 593,455 km (0.094 R)
• M5: 739,462 km (0.071 R)
• M6: 847,921 km (0.074 R)
• M7: 1,016,817 km (0.057 R)
• M8: 1,646,025 km (0.106 R)
• M9: 1,807,142 km (0.084 R)
• M10: 2,058,915 km (0.061 R)
• M11: 2,382,795 km (0.114 R)
• M12: 2,504,568 km (0.099 R)
• M13: 2,660,000 km (0.099 R)
• M14: 3,280,382 km (0.114 R)
• M15: 3,502,984 km (0.12 R)
• M16: 3,837,335 km (0.097 R)
• M17: 3,963,296 km (0.087 R)
• M18: 4,256,209 km (0.082 R)
• M19: 4,461,906 km (0.047 R)
• M20: 4,883,024 km (0.112 R)
• M21: 5,138,088 km (0.091 R)
• M22: 5,237,272 km (0.104 R)
• M23: 5,722,867 km (0.119 R)
• M24: 6,456,943 km (0.052 R)
• M25: 6,585,897 km (0.055 R)
• M26: 6,824,356 km (0.098 R)
• M27: 7,021,675 km (0.113 R)
• M28: 7,176,509 km (0.093 R)
• M29: 7,511,907 km (0.115 R)
• M30: 7,625,003 km (0.118 R)
• M31: 8,573,005 km (0.036 R)
• M32: 8,833,754 km (0.079 R)
• M33: 8,977,069 km (0.106 R)
• M34: 9,290,327 km (0.073 R)
• M35: 9,484,954 km (0.113 R)
• M36: 9,927,614 km (0.073 R)
• M37: 10,126,579 km (0.119 R)
• M38: 10,326,891 km (0.109 R)
• M39: 10,629,976 km (0.088 R)
• M40: 11,038,378 km (0.088 R)
• M41: 11,348,195 km (0.053 R)
• M42: 11,582,466 km (0.067 R)
• M43: 11,844,711 km (0.053 R)
• M44: 12,002,836 km (0.111 R)
• M45: 12,214,965 km (0.083 R)
• M46: 12,616,037 km (0.087 R)
• M47: 12,967,143 km (0.117 R)
• M48: 13,513,624 km (0.078 R)
• M49: 13,872,959 km (0.083 R)
• M50: 13,984,259 km (0.107 R)
• M51: 14,207,459 km (0.084 R)
• M52: 14,884,390 km (0.082 R)
• M53: 15,026,807 km (0.092 R)
• M54: 15,399,156 km (0.098 R)
• M55: 15,948,629 km (0.114 R)
• M56: 16,094,337 km (0.111 R)
• M57: 16,475,363 km (0.11 R)
• M58: 16,799,990 km (0.043 R)
• M59: 17,007,782 km (0.1 R)
• M60: 18,028,787 km (0.106 R)
• M61: 18,241,516 km (0.067 R)
• M62: 18,332,920 km (0.1 R)
• M63: 18,546,695 km (0.107 R)
• M64: 18,823,002 km (0.077 R)
• M65: 18,946,122 km (0.072 R)
• M66: 20,067,058 km (0.048 R)
• M67: 20,794,553 km (0.087 R)
• M68: 21,017,603 km (0.059 R)
• M69: 21,369,906 km (0.031 R)
• M70: 21,627,215 km (0.118 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: 359 - 11,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit