🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.61 AU

Year: 256 Days

Day: 25.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,248,351 km

• M1: 28,274 km (0.066 R)

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.4

Radius: 12.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.28 AU

Year: 755 Days

Day: 5.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,248,351 km

• M1: 153,637 km (0.09 R)
• M2: 684,410 km (0.094 R)
• M3: 1,846,786 km (0.082 R)
• M4: 2,453,255 km (0.097 R)
• M5: 2,932,717 km (0.12 R)
• M6: 3,935,172 km (0.06 R)
• M7: 4,564,381 km (0.062 R)
• M8: 5,385,374 km (0.118 R)
• M9: 6,222,075 km (0.095 R)
• M10: 6,904,989 km (0.11 R)
• M11: 7,822,473 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.8

Radius: 13.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.03 AU - 1.37 AU

Year: 849 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,248,351 km

• M1: 171,290 km (0.102 R)
• M2: 652,097 km (0.095 R)
• M3: 1,121,236 km (0.11 R)
• M4: 1,655,151 km (0.089 R)
• M5: 2,549,896 km (0.111 R)
• M6: 3,601,569 km (0.102 R)
• M7: 5,384,027 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.6

Radius: 12.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.26 AU - 1.26 AU

Year: 913 Days

Day: 12.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,248,351 km

• M1: 152,889 km (0.094 R)
• M2: 685,158 km (0.05 R)
• M3: 1,075,609 km (0.042 R)
• M4: 1,818,362 km (0.094 R)
• M5: 2,367,087 km (0.09 R)
• M6: 2,979,690 km (0.053 R)
• M7: 3,465,734 km (0.117 R)
• M8: 3,936,070 km (0.07 R)
• M9: 4,675,532 km (0.083 R)
• M10: 5,185,361 km (0.114 R)
• M11: 5,591,968 km (0.077 R)
• M12: 6,488,808 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110

Radius: 14.8

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.14 AU - 1.88 AU

Year: 1198 Days

Day: 13.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,248,351 km

• M1: 184,005 km (0.102 R)
• M2: 1,235,080 km (0.095 R)
• M3: 2,186,074 km (0.077 R)
• M4: 2,979,690 km (0.107 R)
• M5: 3,853,940 km (0.116 R)
• M6: 4,576,648 km (0.068 R)
• M7: 5,097,099 km (0.1 R)
• M8: 5,847,033 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 15

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.55 AU - 3.57 AU

Year: 4337 Days

Day: 6.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,248,351 km

• M1: 202,107 km (0.107 R)
• M2: 668,702 km (0.077 R)
• M3: 1,187,209 km (0.114 R)
• M4: 2,744,523 km (0.114 R)
• M5: 3,776,748 km (0.072 R)
• M6: 4,395,634 km (0.105 R)
• M7: 5,135,396 km (0.038 R)
• M8: 7,266,866 km (0.109 R)
• M9: 9,195,183 km (0.085 R)
• M10: 12,648,949 km (0.083 R)
• M11: 15,250,905 km (0.083 R)
• M12: 17,377,588 km (0.102 R)
• M13: 21,564,234 km (0.096 R)
• M14: 29,433,082 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.8

Radius: 3.1

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.1 AU - 8.1 AU

Year: 12215 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 32,248,351 km

• M1: 38,746 km (0.075 R)
• M2: 235,916 km (0.069 R)
• M3: 435,629 km (0.117 R)
• M4: 541,843 km (0.098 R)
• M5: 768,634 km (0.084 R)
• M6: 1,579,155 km (0.1 R)
• M7: 1,905,428 km (0.12 R)
• M8: 2,115,463 km (0.099 R)
• M9: 2,934,661 km (0.048 R)
• M10: 4,064,724 km (0.11 R)
• M11: 4,438,120 km (0.107 R)
• M12: 6,290,590 km (0.076 R)
• M13: 6,789,200 km (0.047 R)
• M14: 7,100,813 km (0.059 R)
• M15: 8,130,943 km (0.034 R)
• M16: 8,802,788 km (0.107 R)
• M17: 11,276,987 km (0.11 R)
• M18: 13,900,634 km (0.083 R)
• M19: 15,031,744 km (0.106 R)
• M20: 18,059,156 km (0.085 R)
• M21: 19,129,379 km (0.028 R)
• M22: 20,029,509 km (0.117 R)
• M23: 20,597,383 km (0.068 R)
• M24: 20,812,953 km (0.105 R)
• M25: 21,542,692 km (0.072 R)
• M26: 22,669,014 km (0.094 R)
• M27: 28,535,794 km (0.105 R)
• M28: 28,714,264 km (0.092 R)
• M29: 30,168,954 km (0.082 R)
• M30: 30,354,156 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit