🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.8

Radius: 10.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.8 AU - 0.82 AU

Year: 494 Days

Day: 10.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,666,961 km

• M1: 125,662 km (0.078 R)
• M2: 443,857 km (0.095 R)
• M3: 766,539 km (0.113 R)
• M4: 1,266,346 km (0.063 R)
• M5: 1,611,917 km (0.116 R)
• M6: 1,998,328 km (0.114 R)
• M7: 2,525,960 km (0.066 R)
• M8: 2,960,841 km (0.055 R)
• M9: 3,357,275 km (0.026 R)
• M10: 3,800,983 km (0.116 R)
• M11: 4,427,050 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 9

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.64 AU - 1 AU

Year: 504 Days

Day: 9.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,666,961 km

• M1: 111,899 km (0.069 R)
• M2: 513,719 km (0.079 R)
• M3: 859,739 km (0.099 R)
• M4: 1,343,987 km (0.099 R)
• M5: 1,804,599 km (0.111 R)
• M6: 2,102,299 km (0.112 R)
• M7: 2,596,271 km (0.065 R)
• M8: 2,913,718 km (0.108 R)
• M9: 3,211,268 km (0.101 R)
• M10: 3,578,082 km (0.094 R)
• M11: 4,146,853 km (0.105 R)
• M12: 4,496,164 km (0.085 R)
• M13: 5,033,669 km (0.119 R)
• M14: 5,580,001 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 9.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.75 AU - 0.97 AU

Year: 541 Days

Day: 8.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,666,961 km

• M1: 123,119 km (0.076 R)
• M2: 439,369 km (0.07 R)
• M3: 778,358 km (0.11 R)
• M4: 1,229,994 km (0.084 R)
• M5: 1,645,427 km (0.102 R)
• M6: 2,035,877 km (0.087 R)
• M7: 2,348,387 km (0.118 R)
• M8: 2,973,706 km (0.098 R)
• M9: 3,582,719 km (0.06 R)
• M10: 4,370,203 km (0.119 R)
• M11: 5,095,603 km (0.12 R)
• M12: 5,446,559 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 14.5

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.91 AU - 1.47 AU

Year: 880 Days

Day: 9 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,666,961 km

• M1: 180,265 km (0.106 R)
• M2: 722,707 km (0.062 R)
• M3: 1,317,209 km (0.117 R)
• M4: 1,901,688 km (0.062 R)
• M5: 2,519,378 km (0.062 R)
• M6: 2,988,068 km (0.052 R)
• M7: 3,555,642 km (0.1 R)
• M8: 4,046,473 km (0.104 R)
• M9: 4,910,401 km (0.101 R)
• M10: 6,283,111 km (0.084 R)
• M11: 7,555,291 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.9

Radius: 8.9

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.95 AU - 1.57 AU

Year: 959 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,666,961 km

• M1: 110,702 km (0.113 R)
• M2: 427,252 km (0.092 R)
• M3: 787,034 km (0.05 R)
• M4: 1,217,577 km (0.064 R)
• M5: 1,533,977 km (0.118 R)
• M6: 2,035,578 km (0.115 R)
• M7: 2,643,095 km (0.101 R)
• M8: 3,070,795 km (0.099 R)
• M9: 3,918,417 km (0.087 R)
• M10: 4,547,027 km (0.082 R)
• M11: 5,066,281 km (0.111 R)
• M12: 6,401,891 km (0.034 R)
• M13: 6,863,850 km (0.1 R)
• M14: 7,322,965 km (0.111 R)
• M15: 7,648,939 km (0.108 R)
• M16: 8,383,764 km (0.105 R)
• M17: 9,222,709 km (0.119 R)
• M18: 10,426,672 km (0.118 R)
• M19: 10,807,549 km (0.108 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.9

Radius: 12.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.4 AU - 6.86 AU

Year: 9061 Days

Day: 10.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,666,961 km

• M1: 157,975 km (0.087 R)
• M2: 697,276 km (0.118 R)
• M3: 1,369,419 km (0.075 R)
• M4: 2,094,969 km (0.077 R)
• M5: 2,763,073 km (0.047 R)
• M6: 3,686,690 km (0.057 R)
• M7: 4,863,277 km (0.077 R)
• M8: 7,133,574 km (0.083 R)
• M9: 7,708,180 km (0.079 R)
• M10: 8,606,814 km (0.092 R)
• M11: 9,258,762 km (0.055 R)
• M12: 10,226,361 km (0.11 R)
• M13: 17,569,971 km (0.117 R)
• M14: 19,416,308 km (0.027 R)
• M15: 22,342,891 km (0.105 R)
• M16: 29,056,095 km (0.111 R)
• M17: 29,832,807 km (0.084 R)
• M18: 33,605,965 km (0.099 R)
• M19: 37,686,097 km (0.029 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit