🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135

Radius: 11.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.57 AU - 0.89 AU

Year: 438 Days

Day: 5 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,004,733 km

• M1: 148,401 km (0.11 R)
• M2: 676,631 km (0.077 R)
• M3: 1,055,563 km (0.074 R)
• M4: 1,450,202 km (0.099 R)
• M5: 2,223,174 km (0.106 R)
• M6: 3,178,356 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 12.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.59 AU - 0.97 AU

Year: 484 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,004,733 km

• M1: 157,975 km (0.083 R)
• M2: 558,000 km (0.103 R)
• M3: 1,030,580 km (0.107 R)
• M4: 1,661,584 km (0.052 R)
• M5: 2,126,085 km (0.066 R)
• M6: 2,840,415 km (0.102 R)
• M7: 3,464,986 km (0.104 R)
• M8: 4,275,657 km (0.108 R)
• M9: 4,929,250 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.8

Radius: 10.4

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.92 AU - 1 AU

Year: 661 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,004,733 km

• M1: 129,552 km (0.101 R)
• M2: 481,256 km (0.103 R)
• M3: 929,751 km (0.095 R)
• M4: 1,505,254 km (0.107 R)
• M5: 2,053,380 km (0.114 R)
• M6: 2,517,134 km (0.064 R)
• M7: 2,968,022 km (0.053 R)
• M8: 3,498,197 km (0.075 R)
• M9: 4,511,423 km (0.062 R)
• M10: 5,746,503 km (0.107 R)
• M11: 7,172,919 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.9

Radius: 12.7

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.21 AU - 1.55 AU

Year: 1140 Days

Day: 7.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 13,004,733 km

• M1: 158,275 km (0.071 R)
• M2: 579,542 km (0.115 R)
• M3: 1,049,878 km (0.101 R)
• M4: 1,600,398 km (0.094 R)
• M5: 2,268,652 km (0.044 R)
• M6: 2,917,009 km (0.117 R)
• M7: 3,861,420 km (0.072 R)
• M8: 5,179,228 km (0.099 R)
• M9: 5,724,961 km (0.111 R)
• M10: 6,205,320 km (0.114 R)
• M11: 6,843,504 km (0.106 R)
• M12: 7,270,157 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 8.1

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.19 AU - 1.83 AU

Year: 1304 Days

Day: 6.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 13,004,733 km

• M1: 100,679 km (0.106 R)
• M2: 508,483 km (0.082 R)
• M3: 858,692 km (0.099 R)
• M4: 1,375,702 km (0.116 R)
• M5: 1,753,437 km (0.117 R)
• M6: 2,020,918 km (0.108 R)
• M7: 2,387,881 km (0.103 R)
• M8: 2,731,657 km (0.104 R)
• M9: 3,301,924 km (0.108 R)
• M10: 3,830,005 km (0.103 R)
• M11: 4,088,061 km (0.1 R)
• M12: 4,376,187 km (0.119 R)
• M13: 4,933,139 km (0.079 R)
• M14: 5,218,572 km (0.052 R)
• M15: 7,247,269 km (0.064 R)
• M16: 7,971,173 km (0.112 R)
• M17: 8,890,601 km (0.079 R)
• M18: 9,688,257 km (0.084 R)
• M19: 10,235,038 km (0.106 R)
• M20: 10,666,927 km (0.086 R)
• M21: 11,320,071 km (0.114 R)
• M22: 11,818,082 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 13.3

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.48 AU - 2.02 AU

Year: 1627 Days

Day: 13.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,004,733 km

• M1: 165,754 km (0.099 R)
• M2: 749,336 km (0.101 R)
• M3: 1,428,510 km (0.1 R)
• M4: 1,855,911 km (0.107 R)
• M5: 2,296,477 km (0.114 R)
• M6: 2,724,028 km (0.108 R)
• M7: 3,220,842 km (0.095 R)
• M8: 5,777,470 km (0.036 R)
• M9: 8,925,308 km (0.119 R)
• M10: 10,270,043 km (0.045 R)
• M11: 11,299,875 km (0.099 R)
• M12: 12,397,325 km (0.103 R)
• M13: 12,831,907 km (0.12 R)
• M14: 14,026,296 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 11.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.69 AU - 2.69 AU

Year: 2278 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,004,733 km

• M1: 148,102 km (0.096 R)
• M2: 523,593 km (0.101 R)
• M3: 1,002,007 km (0.066 R)
• M4: 1,596,658 km (0.114 R)
• M5: 2,094,819 km (0.091 R)
• M6: 3,980,351 km (0.117 R)
• M7: 5,442,819 km (0.104 R)
• M8: 5,836,411 km (0.102 R)
• M9: 6,225,815 km (0.059 R)
• M10: 6,904,989 km (0.091 R)
• M11: 8,183,752 km (0.074 R)
• M12: 10,489,354 km (0.091 R)
• M13: 11,918,313 km (0.114 R)
• M14: 12,360,075 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 12,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit