🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.8

Radius: 10.8

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.7 AU - 1.08 AU

Year: 560 Days

Day: 14.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,076,746 km

• M1: 134,339 km (0.11 R)
• M2: 557,102 km (0.101 R)
• M3: 1,580,053 km (0.098 R)
• M4: 2,453,854 km (0.061 R)
• M5: 3,451,522 km (0.115 R)
• M6: 3,829,257 km (0.116 R)
• M7: 5,482,014 km (0.065 R)
• M8: 6,387,231 km (0.104 R)
• M9: 7,065,507 km (0.099 R)
• M10: 7,455,210 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.2

Radius: 11.8

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.92 AU - 2.14 AU

Year: 1929 Days

Day: 8.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,076,746 km

• M1: 150,346 km (0.074 R)
• M2: 674,238 km (0.07 R)
• M3: 1,342,192 km (0.047 R)
• M4: 2,251,298 km (0.106 R)
• M5: 3,125,249 km (0.05 R)
• M6: 4,604,323 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.1

Radius: 8.8

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.63 AU - 2.65 AU

Year: 2088 Days

Day: 10.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,076,746 km

• M1: 109,655 km (0.052 R)
• M2: 408,701 km (0.057 R)
• M3: 825,182 km (0.109 R)
• M4: 1,127,519 km (0.114 R)
• M5: 1,436,439 km (0.096 R)
• M6: 1,735,335 km (0.117 R)
• M7: 2,113,818 km (0.1 R)
• M8: 2,419,297 km (0.092 R)
• M9: 2,693,809 km (0.11 R)
• M10: 3,393,777 km (0.114 R)
• M11: 3,720,798 km (0.101 R)
• M12: 6,718,740 km (0.039 R)
• M13: 7,031,998 km (0.099 R)
• M14: 8,747,735 km (0.097 R)
• M15: 9,542,100 km (0.117 R)
• M16: 10,159,341 km (0.108 R)
• M17: 10,764,464 km (0.04 R)
• M18: 11,075,927 km (0.109 R)
• M19: 12,297,992 km (0.113 R)
• M20: 13,971,843 km (0.112 R)
• M21: 14,342,696 km (0.075 R)
• M22: 14,625,137 km (0.12 R)
• M23: 16,707,689 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.6

Radius: 9.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.73 AU - 2.91 AU

Year: 3158 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,076,746 km

• M1: 115,639 km (0.118 R)
• M2: 422,764 km (0.095 R)
• M3: 982,110 km (0.071 R)
• M4: 1,290,132 km (0.111 R)
• M5: 1,772,735 km (0.117 R)
• M6: 5,824,144 km (0.036 R)
• M7: 6,192,005 km (0.038 R)
• M8: 8,136,628 km (0.031 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 10

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.57 AU - 4.09 AU

Year: 4052 Days

Day: 12.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,076,746 km

• M1: 132,693 km (0.101 R)
• M2: 482,453 km (0.111 R)
• M3: 1,133,353 km (0.065 R)
• M4: 1,520,662 km (0.096 R)
• M5: 1,887,177 km (0.082 R)
• M6: 2,873,027 km (0.08 R)
• M7: 4,024,332 km (0.093 R)
• M8: 4,634,093 km (0.101 R)
• M9: 5,481,565 km (0.103 R)
• M10: 12,004,332 km (0.111 R)
• M11: 12,350,651 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.3

Radius: 7.4

Gravity: 17.76 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.6 AU - 8.98 AU

Year: 13126 Days

Day: 17.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,076,746 km

• M1: 98,735 km (0.089 R)
• M2: 548,426 km (0.036 R)
• M3: 1,051,972 km (0.091 R)
• M4: 2,516,386 km (0.082 R)
• M5: 4,096,588 km (0.089 R)
• M6: 5,290,977 km (0.106 R)
• M7: 5,890,267 km (0.105 R)
• M8: 9,317,105 km (0.082 R)
• M9: 9,746,900 km (0.11 R)
• M10: 10,762,520 km (0.103 R)
• M11: 11,661,154 km (0.064 R)
• M12: 14,657,300 km (0.044 R)
• M13: 15,835,683 km (0.104 R)
• M14: 17,395,988 km (0.092 R)
• M15: 18,715,890 km (0.112 R)
• M16: 20,190,028 km (0.099 R)
• M17: 22,400,785 km (0.096 R)
• M18: 29,303,081 km (0.065 R)
• M19: 33,606,563 km (0.092 R)
• M20: 35,258,722 km (0.051 R)
• M21: 36,301,868 km (0.097 R)
• M22: 40,823,165 km (0.087 R)
• M23: 41,108,597 km (0.093 R)
• M24: 44,187,321 km (0.069 R)
• M25: 45,094,483 km (0.055 R)
• M26: 48,686,777 km (0.074 R)
• M27: 50,964,255 km (0.051 R)
• M28: 53,311,744 km (0.112 R)
• M29: 63,999,315 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.1

Radius: 6.2

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.45 AU - 11.11 AU

Year: 21980 Days

Day: 22.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,076,746 km

• M1: 77,342 km (0.114 R)
• M2: 463,005 km (0.086 R)
• M3: 1,072,467 km (0.092 R)
• M4: 2,503,371 km (0.078 R)
• M5: 3,111,486 km (0.1 R)
• M6: 3,380,613 km (0.08 R)
• M7: 4,090,604 km (0.095 R)
• M8: 4,931,195 km (0.108 R)
• M9: 9,185,459 km (0.104 R)
• M10: 11,102,406 km (0.081 R)
• M11: 12,653,736 km (0.09 R)
• M12: 13,622,532 km (0.098 R)
• M13: 16,179,758 km (0.117 R)
• M14: 16,988,783 km (0.108 R)
• M15: 17,655,092 km (0.067 R)
• M16: 21,442,312 km (0.05 R)
• M17: 22,122,084 km (0.072 R)
• M18: 23,832,586 km (0.078 R)
• M19: 27,175,351 km (0.097 R)
• M20: 30,573,616 km (0.102 R)
• M21: 31,933,461 km (0.107 R)
• M22: 37,636,431 km (0.095 R)
• M23: 40,653,221 km (0.097 R)
• M24: 42,295,956 km (0.115 R)
• M25: 54,872,349 km (0.047 R)
• M26: 72,076,703 km (0.101 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: 248 - 13,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit