🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.4

Radius: 9.3

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.42 AU - 0.62 AU

Year: 264 Days

Day: 14.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,112,001 km

• M1: 116,986 km (0.089 R)
• M2: 450,140 km (0.083 R)
• M3: 764,296 km (0.069 R)
• M4: 1,123,480 km (0.11 R)
• M5: 1,554,471 km (0.097 R)
• M6: 1,869,973 km (0.094 R)
• M7: 2,452,807 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.1

Radius: 10.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.46 AU - 0.66 AU

Year: 295 Days

Day: 8.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 29,112,001 km

• M1: 134,339 km (0.112 R)
• M2: 490,083 km (0.085 R)
• M3: 1,150,856 km (0.099 R)
• M4: 1,582,745 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87

Radius: 8.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.68 AU - 0.96 AU

Year: 522 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,112,001 km

• M1: 108,309 km (0.106 R)
• M2: 522,695 km (0.091 R)
• M3: 858,393 km (0.102 R)
• M4: 1,145,920 km (0.098 R)
• M5: 1,433,297 km (0.109 R)
• M6: 2,506,363 km (0.063 R)
• M7: 2,839,368 km (0.067 R)
• M8: 3,249,266 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.9

Radius: 9.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.03 AU - 1.53 AU

Year: 1018 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,112,001 km

• M1: 116,836 km (0.103 R)
• M2: 423,512 km (0.08 R)
• M3: 747,840 km (0.091 R)
• M4: 1,269,637 km (0.087 R)
• M5: 1,602,941 km (0.084 R)
• M6: 1,969,606 km (0.056 R)
• M7: 2,549,597 km (0.083 R)
• M8: 3,168,782 km (0.107 R)
• M9: 3,533,203 km (0.051 R)
• M10: 4,090,455 km (0.114 R)
• M11: 5,164,866 km (0.092 R)
• M12: 5,865,433 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.8

Radius: 10.1

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.66 AU - 1.78 AU

Year: 1586 Days

Day: 6.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,112,001 km

• M1: 125,662 km (0.111 R)
• M2: 493,075 km (0.105 R)
• M3: 818,300 km (0.091 R)
• M4: 1,169,407 km (0.092 R)
• M5: 1,767,349 km (0.107 R)
• M6: 3,985,287 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 8.9

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.71 AU - 2.05 AU

Year: 1812 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,112,001 km

• M1: 110,702 km (0.085 R)
• M2: 390,899 km (0.084 R)
• M3: 694,433 km (0.095 R)
• M4: 1,088,624 km (0.117 R)
• M5: 1,461,122 km (0.115 R)
• M6: 1,800,560 km (0.066 R)
• M7: 2,640,851 km (0.099 R)
• M8: 3,619,072 km (0.08 R)
• M9: 3,969,729 km (0.109 R)
• M10: 4,381,422 km (0.067 R)
• M11: 4,658,178 km (0.113 R)
• M12: 4,946,603 km (0.055 R)
• M13: 6,100,152 km (0.096 R)
• M14: 6,496,587 km (0.08 R)
• M15: 8,168,044 km (0.055 R)
• M16: 9,671,353 km (0.101 R)
• M17: 10,040,261 km (0.058 R)
• M18: 12,612,746 km (0.098 R)
• M19: 13,298,204 km (0.107 R)
• M20: 14,136,251 km (0.115 R)
• M21: 14,831,582 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.1

Radius: 11.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.12 AU - 5 AU

Year: 5750 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,112,001 km

• M1: 141,968 km (0.111 R)
• M2: 532,269 km (0.08 R)
• M3: 1,073,365 km (0.113 R)
• M4: 1,538,913 km (0.12 R)
• M5: 1,900,192 km (0.062 R)
• M6: 2,397,306 km (0.091 R)
• M7: 4,678,225 km (0.081 R)
• M8: 5,256,720 km (0.05 R)
• M9: 5,794,225 km (0.07 R)
• M10: 6,653,066 km (0.103 R)
• M11: 7,180,698 km (0.082 R)
• M12: 8,171,335 km (0.078 R)
• M13: 8,815,952 km (0.091 R)
• M14: 9,825,289 km (0.094 R)
• M15: 11,136,065 km (0.039 R)
• M16: 11,738,945 km (0.108 R)
• M17: 12,217,509 km (0.089 R)
• M18: 13,213,681 km (0.052 R)
• M19: 13,995,629 km (0.12 R)
• M20: 15,310,744 km (0.089 R)
• M21: 18,185,416 km (0.106 R)
• M22: 18,891,668 km (0.114 R)
• M23: 21,757,664 km (0.035 R)
• M24: 24,901,762 km (0.082 R)
• M25: 28,938,511 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 10,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit