🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.59 AU

Year: 160 Days

Day: 19.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.53 AU - 0.57 AU

Year: 174 Days

Day: 40.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.8

Radius: 12.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.57 AU - 4.61 AU

Year: 3536 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,058,599 km

• M1: 159,771 km (0.106 R)
• M2: 587,471 km (0.107 R)
• M3: 1,098,497 km (0.066 R)
• M4: 1,895,555 km (0.102 R)
• M5: 2,753,648 km (0.105 R)
• M6: 3,291,303 km (0.095 R)
• M7: 5,720,922 km (0.106 R)
• M8: 7,271,653 km (0.09 R)
• M9: 7,846,259 km (0.07 R)
• M10: 8,378,229 km (0.069 R)
• M11: 9,554,367 km (0.08 R)
• M12: 12,468,384 km (0.114 R)
• M13: 15,267,959 km (0.037 R)
• M14: 16,611,796 km (0.081 R)
• M15: 17,790,777 km (0.036 R)
• M16: 25,676,081 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460

Radius: 13.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.5 AU - 4.82 AU

Year: 3627 Days

Day: 8.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,058,599 km

• M1: 176,675 km (0.11 R)
• M2: 1,095,954 km (0.046 R)
• M3: 2,030,941 km (0.103 R)
• M4: 4,128,752 km (0.079 R)
• M5: 6,943,436 km (0.082 R)
• M6: 7,461,643 km (0.119 R)
• M7: 8,170,437 km (0.087 R)
• M8: 11,674,468 km (0.05 R)
• M9: 12,630,698 km (0.089 R)
• M10: 15,300,721 km (0.106 R)
• M11: 18,098,650 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.5

Radius: 9.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.43 AU - 5.11 AU

Year: 3772 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,058,599 km

• M1: 114,742 km (0.039 R)
• M2: 501,751 km (0.036 R)
• M3: 963,859 km (0.082 R)
• M4: 1,372,710 km (0.039 R)
• M5: 1,753,287 km (0.108 R)
• M6: 2,097,362 km (0.071 R)
• M7: 2,683,187 km (0.114 R)
• M8: 3,125,848 km (0.038 R)
• M9: 3,466,183 km (0.093 R)
• M10: 4,593,552 km (0.107 R)
• M11: 5,453,740 km (0.117 R)
• M12: 7,365,900 km (0.072 R)
• M13: 8,269,920 km (0.057 R)
• M14: 11,054,983 km (0.069 R)
• M15: 11,426,435 km (0.111 R)
• M16: 13,644,523 km (0.079 R)
• M17: 17,101,580 km (0.041 R)
• M18: 18,334,416 km (0.119 R)
• M19: 19,208,367 km (0.089 R)
• M20: 20,913,782 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 13.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.47 AU - 7.47 AU

Year: 7035 Days

Day: 14.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,058,599 km

• M1: 173,534 km (0.073 R)
• M2: 630,256 km (0.11 R)
• M3: 1,604,437 km (0.07 R)
• M4: 2,116,211 km (0.056 R)
• M5: 2,771,301 km (0.107 R)
• M6: 3,600,522 km (0.031 R)
• M7: 4,256,658 km (0.044 R)
• M8: 5,983,765 km (0.102 R)
• M9: 7,370,537 km (0.113 R)
• M10: 9,039,601 km (0.096 R)
• M11: 11,171,071 km (0.071 R)
• M12: 11,717,852 km (0.1 R)
• M13: 12,187,140 km (0.096 R)
• M14: 15,494,450 km (0.037 R)
• M15: 20,082,766 km (0.087 R)
• M16: 24,351,242 km (0.068 R)
• M17: 26,536,119 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.8

Radius: 9.1

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.79 AU - 8.61 AU

Year: 10038 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,058,599 km

• M1: 113,246 km (0.12 R)
• M2: 421,866 km (0.112 R)
• M3: 729,439 km (0.072 R)
• M4: 1,160,580 km (0.086 R)
• M5: 1,573,770 km (0.096 R)
• M6: 4,293,309 km (0.115 R)
• M7: 4,629,007 km (0.106 R)
• M8: 4,982,357 km (0.117 R)
• M9: 5,546,042 km (0.118 R)
• M10: 6,151,614 km (0.086 R)
• M11: 7,817,835 km (0.093 R)
• M12: 8,362,970 km (0.053 R)
• M13: 9,529,235 km (0.1 R)
• M14: 10,397,800 km (0.092 R)
• M15: 12,459,857 km (0.108 R)
• M16: 13,736,076 km (0.08 R)
• M17: 14,780,419 km (0.077 R)
• M18: 15,418,903 km (0.099 R)
• M19: 17,026,482 km (0.063 R)
• M20: 19,795,688 km (0.102 R)
• M21: 24,227,674 km (0.111 R)
• M22: 25,295,354 km (0.118 R)
• M23: 28,883,310 km (0.104 R)
• M24: 29,379,227 km (0.116 R)
• M25: 29,981,956 km (0.11 R)
• M26: 33,882,422 km (0.105 R)
• M27: 36,355,125 km (0.105 R)
• M28: 37,517,949 km (0.108 R)
• M29: 40,905,443 km (0.118 R)
• M30: 43,058,606 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 14,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit