🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.5 AU - 0.5 AU

Year: 232 Days

Day: 42.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.2

Radius: 9.9

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.82 AU - 1.3 AU

Year: 716 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,946,532 km

• M1: 123,119 km (0.113 R)
• M2: 475,721 km (0.118 R)
• M3: 1,023,698 km (0.098 R)
• M4: 1,667,567 km (0.116 R)
• M5: 2,085,843 km (0.043 R)
• M6: 2,517,134 km (0.077 R)
• M7: 2,981,934 km (0.07 R)
• M8: 3,675,769 km (0.067 R)
• M9: 4,276,106 km (0.085 R)
• M10: 4,642,920 km (0.102 R)
• M11: 5,012,576 km (0.09 R)
• M12: 5,672,452 km (0.028 R)
• M13: 6,013,236 km (0.098 R)
• M14: 6,431,960 km (0.096 R)
• M15: 7,119,213 km (0.087 R)
• M16: 7,564,117 km (0.111 R)
• M17: 8,253,614 km (0.101 R)
• M18: 8,957,472 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.9

Radius: 13

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.81 AU - 2.49 AU

Year: 2068 Days

Day: 11.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,946,532 km

• M1: 161,865 km (0.114 R)
• M2: 796,609 km (0.056 R)
• M3: 1,347,428 km (0.053 R)
• M4: 1,795,623 km (0.105 R)
• M5: 2,972,510 km (0.111 R)
• M6: 3,766,426 km (0.109 R)
• M7: 4,503,943 km (0.049 R)
• M8: 5,032,472 km (0.108 R)
• M9: 5,455,685 km (0.116 R)
• M10: 6,374,515 km (0.101 R)
• M11: 6,843,055 km (0.102 R)
• M12: 8,037,146 km (0.066 R)
• M13: 8,519,150 km (0.099 R)
• M14: 9,936,291 km (0.115 R)
• M15: 12,369,949 km (0.111 R)
• M16: 12,839,985 km (0.064 R)
• M17: 14,322,201 km (0.062 R)
• M18: 14,793,135 km (0.072 R)
• M19: 15,225,772 km (0.064 R)
• M20: 17,252,075 km (0.103 R)
• M21: 18,550,884 km (0.119 R)

Asteroid Belt

Center: 2.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 9.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.68 AU - 3.78 AU

Year: 4726 Days

Day: 8.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,946,532 km

• M1: 123,269 km (0.105 R)
• M2: 449,841 km (0.112 R)
• M3: 1,551,330 km (0.112 R)
• M4: 2,445,028 km (0.111 R)
• M5: 3,236,251 km (0.103 R)
• M6: 3,650,338 km (0.092 R)
• M7: 3,967,635 km (0.074 R)
• M8: 4,442,907 km (0.102 R)
• M9: 5,453,740 km (0.083 R)
• M10: 7,052,492 km (0.073 R)
• M11: 7,717,305 km (0.066 R)
• M12: 8,643,316 km (0.077 R)
• M13: 10,376,707 km (0.08 R)
• M14: 13,098,341 km (0.076 R)
• M15: 13,594,108 km (0.111 R)
• M16: 14,413,456 km (0.034 R)
• M17: 15,211,111 km (0.12 R)
• M18: 15,870,240 km (0.059 R)
• M19: 16,778,448 km (0.094 R)
• M20: 17,186,551 km (0.074 R)
• M21: 19,518,782 km (0.109 R)
• M22: 20,035,493 km (0.09 R)
• M23: 21,434,981 km (0.1 R)
• M24: 22,473,939 km (0.095 R)
• M25: 24,353,636 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit