🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 14.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.76 AU - 1 AU

Year: 550 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,122,132 km

• M1: 179,069 km (0.045 R)
• M2: 774,468 km (0.096 R)
• M3: 1,248,693 km (0.087 R)
• M4: 1,740,571 km (0.027 R)
• M5: 3,827,910 km (0.072 R)
• M6: 4,548,374 km (0.102 R)
• M7: 5,991,096 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 13.2

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.73 AU - 1.17 AU

Year: 617 Days

Day: 6 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,122,132 km

• M1: 164,109 km (0.09 R)
• M2: 718,519 km (0.115 R)
• M3: 1,152,652 km (0.1 R)
• M4: 1,714,691 km (0.106 R)
• M5: 2,321,609 km (0.098 R)
• M6: 3,028,609 km (0.117 R)
• M7: 3,494,606 km (0.092 R)
• M8: 3,984,090 km (0.11 R)
• M9: 4,453,080 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 8

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.98 AU - 1.14 AU

Year: 728 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,122,132 km

• M1: 99,483 km (0.075 R)
• M2: 379,679 km (0.097 R)
• M3: 681,269 km (0.105 R)
• M4: 1,313,769 km (0.105 R)
• M5: 1,668,615 km (0.09 R)
• M6: 1,985,014 km (0.066 R)
• M7: 2,372,024 km (0.094 R)
• M8: 2,694,706 km (0.047 R)
• M9: 3,220,992 km (0.053 R)
• M10: 3,508,968 km (0.088 R)
• M11: 4,076,991 km (0.119 R)
• M12: 4,398,925 km (0.109 R)
• M13: 4,820,941 km (0.093 R)
• M14: 5,413,349 km (0.111 R)
• M15: 6,331,281 km (0.112 R)
• M16: 7,216,152 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.4

Radius: 9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.18 AU - 1.24 AU

Year: 888 Days

Day: 6 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,122,132 km

• M1: 112,049 km (0.112 R)
• M2: 644,318 km (0.08 R)
• M3: 1,644,081 km (0.117 R)
• M4: 1,940,733 km (0.06 R)
• M5: 2,948,574 km (0.112 R)
• M6: 3,317,632 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.1

Radius: 8.3

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.19 AU - 1.29 AU

Year: 921 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,122,132 km

• M1: 103,223 km (0.114 R)
• M2: 404,961 km (0.107 R)
• M3: 799,601 km (0.111 R)
• M4: 1,158,636 km (0.072 R)
• M5: 1,447,659 km (0.12 R)
• M6: 2,527,007 km (0.118 R)
• M7: 3,290,106 km (0.103 R)
• M8: 3,635,378 km (0.063 R)
• M9: 4,198,763 km (0.059 R)
• M10: 4,577,844 km (0.118 R)
• M11: 4,848,018 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.5

Radius: 8.1

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.37 AU - 2.93 AU

Year: 2877 Days

Day: 13.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,122,132 km

• M1: 100,829 km (0.105 R)
• M2: 426,504 km (0.116 R)
• M3: 690,693 km (0.095 R)
• M4: 949,348 km (0.107 R)
• M5: 1,264,850 km (0.111 R)
• M6: 1,915,302 km (0.114 R)
• M7: 3,464,537 km (0.026 R)
• M8: 3,760,142 km (0.071 R)
• M9: 4,029,718 km (0.052 R)
• M10: 4,608,213 km (0.111 R)
• M11: 5,446,709 km (0.088 R)
• M12: 6,441,535 km (0.116 R)
• M13: 6,829,143 km (0.109 R)
• M14: 7,749,768 km (0.098 R)
• M15: 8,361,324 km (0.049 R)
• M16: 9,226,449 km (0.056 R)
• M17: 9,604,034 km (0.11 R)
• M18: 11,049,299 km (0.113 R)
• M19: 12,134,781 km (0.107 R)
• M20: 14,566,644 km (0.114 R)
• M21: 16,193,970 km (0.065 R)
• M22: 17,880,835 km (0.113 R)
• M23: 19,068,343 km (0.118 R)
• M24: 19,619,611 km (0.087 R)
• M25: 21,402,668 km (0.093 R)
• M26: 22,604,388 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.3

Radius: 4.4

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.89 AU - 6.15 AU

Year: 9850 Days

Day: 24.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,122,132 km

• M1: 55,800 km (0.117 R)
• M2: 241,002 km (0.087 R)
• M3: 382,372 km (0.026 R)
• M4: 875,148 km (0.108 R)
• M5: 1,096,852 km (0.093 R)
• M6: 1,492,987 km (0.085 R)
• M7: 1,639,742 km (0.053 R)
• M8: 2,274,636 km (0.11 R)
• M9: 2,433,658 km (0.075 R)
• M10: 3,145,146 km (0.102 R)
• M11: 3,479,198 km (0.072 R)
• M12: 4,736,418 km (0.106 R)
• M13: 6,234,790 km (0.109 R)
• M14: 8,309,264 km (0.066 R)
• M15: 11,664,146 km (0.097 R)
• M16: 11,926,092 km (0.12 R)
• M17: 12,790,468 km (0.119 R)
• M18: 13,237,916 km (0.107 R)
• M19: 14,282,857 km (0.104 R)
• M20: 14,703,676 km (0.091 R)
• M21: 18,022,504 km (0.086 R)
• M22: 18,655,752 km (0.103 R)
• M23: 18,798,468 km (0.109 R)
• M24: 19,892,178 km (0.086 R)
• M25: 20,492,515 km (0.104 R)
• M26: 29,431,287 km (0.06 R)
• M27: 30,308,678 km (0.071 R)
• M28: 35,066,489 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.9

Radius: 5.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.12 AU - 9.94 AU

Year: 18095 Days

Day: 18.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,122,132 km

• M1: 63,429 km (0.066 R)
• M2: 1,743,713 km (0.067 R)
• M3: 4,492,125 km (0.076 R)
• M4: 8,020,839 km (0.114 R)
• M5: 9,265,195 km (0.079 R)
• M6: 9,585,334 km (0.088 R)
• M7: 10,417,697 km (0.118 R)
• M8: 11,988,474 km (0.108 R)
• M9: 16,273,705 km (0.104 R)
• M10: 19,332,533 km (0.063 R)
• M11: 20,186,437 km (0.089 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 13,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit