🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.09 AU - 1.15 AU

Year: 417 Days

Day: 24.9 Hours

Environment

Temp: 43 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.06 AU - 1.3 AU

Year: 451 Days

Day: 23.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.79 AU - 1.81 AU

Year: 849 Days

Day: 31.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.34 AU - 3.2 AU

Year: 1620 Days

Day: 28.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.58 AU - 5.18 AU

Year: 3222 Days

Day: 41.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,243,972 km

• M1: 1,203,664 km (0.083 R)

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.9

Radius: 8.6

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.64 AU - 6.98 AU

Year: 4922 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,243,972 km

• M1: 107,112 km (0.045 R)
• M2: 419,772 km (0.097 R)
• M3: 812,915 km (0.087 R)
• M4: 1,185,713 km (0.102 R)
• M5: 1,659,040 km (0.12 R)
• M6: 2,082,702 km (0.106 R)
• M7: 3,573,145 km (0.073 R)
• M8: 4,260,248 km (0.086 R)
• M9: 4,781,896 km (0.108 R)
• M10: 5,318,803 km (0.111 R)
• M11: 5,838,655 km (0.061 R)
• M12: 6,302,409 km (0.112 R)
• M13: 7,536,142 km (0.093 R)
• M14: 7,876,777 km (0.038 R)
• M15: 8,699,715 km (0.087 R)
• M16: 10,019,467 km (0.11 R)
• M17: 10,727,364 km (0.033 R)
• M18: 11,692,270 km (0.106 R)
• M19: 12,149,441 km (0.087 R)
• M20: 14,356,309 km (0.076 R)
• M21: 17,996,624 km (0.079 R)
• M22: 18,606,534 km (0.085 R)
• M23: 19,996,598 km (0.119 R)
• M24: 20,650,789 km (0.095 R)
• M25: 21,184,405 km (0.069 R)
• M26: 21,522,496 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.6

Radius: 5.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 13.09 AU - 13.81 AU

Year: 17337 Days

Day: 18.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,243,972 km

• M1: 70,909 km (0.11 R)
• M2: 285,882 km (0.063 R)
• M3: 758,760 km (0.105 R)
• M4: 989,141 km (0.101 R)
• M5: 1,518,718 km (0.033 R)
• M6: 2,808,850 km (0.079 R)
• M7: 4,338,488 km (0.074 R)
• M8: 4,970,988 km (0.045 R)
• M9: 7,061,019 km (0.101 R)
• M10: 9,081,788 km (0.099 R)
• M11: 9,374,700 km (0.088 R)
• M12: 10,472,449 km (0.091 R)
• M13: 13,452,140 km (0.099 R)
• M14: 15,905,545 km (0.05 R)
• M15: 17,205,550 km (0.12 R)
• M16: 18,308,535 km (0.052 R)
• M17: 18,708,859 km (0.101 R)
• M18: 18,911,265 km (0.103 R)
• M19: 27,816,826 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.8

Radius: 7.6

Gravity: 16.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.96 AU - 20.82 AU

Year: 27717 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 105,243,972 km

• M1: 96,191 km (0.067 R)
• M2: 408,552 km (0.084 R)
• M3: 1,054,515 km (0.106 R)
• M4: 1,942,678 km (0.093 R)
• M5: 2,905,191 km (0.101 R)
• M6: 3,771,213 km (0.055 R)
• M7: 4,449,938 km (0.036 R)
• M8: 7,394,623 km (0.11 R)
• M9: 8,929,946 km (0.112 R)
• M10: 17,588,820 km (0.088 R)
• M11: 19,160,346 km (0.048 R)
• M12: 23,034,631 km (0.108 R)
• M13: 25,642,721 km (0.076 R)
• M14: 28,048,254 km (0.065 R)
• M15: 29,914,189 km (0.046 R)
• M16: 34,039,799 km (0.076 R)
• M17: 42,359,086 km (0.118 R)
• M18: 43,050,078 km (0.115 R)
• M19: 49,801,730 km (0.093 R)
• M20: 50,571,411 km (0.116 R)
• M21: 52,134,409 km (0.112 R)
• M22: 53,729,422 km (0.095 R)
• M23: 55,768,590 km (0.03 R)
• M24: 57,226,272 km (0.097 R)
• M25: 59,352,506 km (0.066 R)
• M26: 65,815,733 km (0.079 R)
• M27: 70,778,193 km (0.108 R)
• M28: 81,973,200 km (0.027 R)
• M29: 87,708,932 km (0.082 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 18,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit