🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.73 AU - 1.07 AU

Year: 315 Days

Day: 29.1 Hours

Environment

Temp: 84 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,418,524 km

• M1: 290,968 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.93 AU - 1.41 AU

Year: 467 Days

Day: 28 Hours

Environment

Temp: 16 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 105,418,524 km

• M1: 18,700 km (0.076 R)
• M2: 195,076 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.22 AU - 1.26 AU

Year: 509 Days

Day: 23.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.06 AU - 1.68 AU

Year: 592 Days

Day: 25.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.28 AU - 2.9 AU

Year: 1538 Days

Day: 34.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.61 AU - 3.63 AU

Year: 2541 Days

Day: 35.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,418,524 km

• M1: 671,694 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.16 AU - 5.04 AU

Year: 3640 Days

Day: 19.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.2

Radius: 8.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.43 AU - 8.43 AU

Year: 9031 Days

Day: 5 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 105,418,524 km

• M1: 109,506 km (0.097 R)
• M2: 527,183 km (0.104 R)
• M3: 819,647 km (0.085 R)
• M4: 1,862,045 km (0.118 R)
• M5: 2,667,180 km (0.031 R)
• M6: 3,591,695 km (0.086 R)
• M7: 5,249,988 km (0.049 R)
• M8: 8,419,967 km (0.101 R)
• M9: 10,576,270 km (0.103 R)
• M10: 14,494,388 km (0.079 R)
• M11: 17,149,002 km (0.107 R)
• M12: 17,912,849 km (0.065 R)
• M13: 19,285,559 km (0.088 R)
• M14: 21,513,819 km (0.064 R)
• M15: 21,995,375 km (0.036 R)
• M16: 23,063,354 km (0.114 R)
• M17: 26,566,637 km (0.1 R)
• M18: 27,401,094 km (0.08 R)
• M19: 31,734,047 km (0.057 R)
• M20: 37,533,807 km (0.116 R)
• M21: 40,377,961 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 11.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.44 AU - 11.52 AU

Year: 12518 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 105,418,524 km

• M1: 146,756 km (0.116 R)
• M2: 701,315 km (0.099 R)
• M3: 1,368,821 km (0.076 R)
• M4: 1,781,262 km (0.058 R)
• M5: 2,998,091 km (0.098 R)
• M6: 4,142,515 km (0.088 R)
• M7: 6,319,912 km (0.074 R)
• M8: 8,413,833 km (0.087 R)
• M9: 8,787,379 km (0.062 R)
• M10: 9,517,865 km (0.1 R)
• M11: 12,851,055 km (0.104 R)
• M12: 19,934,066 km (0.104 R)
• M13: 22,508,346 km (0.086 R)
• M14: 24,626,353 km (0.032 R)
• M15: 27,177,146 km (0.109 R)
• M16: 44,841,363 km (0.087 R)
• M17: 49,380,911 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.8

Radius: 3.2

Gravity: 70.39 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 15.28 AU - 23.74 AU

Year: 31795 Days

Day: 20.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,418,524 km

• M1: 40,391 km (0.115 R)
• M2: 151,692 km (0.093 R)
• M3: 271,371 km (0.088 R)
• M4: 455,376 km (0.082 R)
• M5: 557,551 km (0.089 R)
• M6: 809,175 km (0.098 R)
• M7: 2,137,155 km (0.096 R)
• M8: 4,037,198 km (0.108 R)
• M9: 4,218,211 km (0.094 R)
• M10: 4,596,694 km (0.085 R)
• M11: 4,874,796 km (0.111 R)
• M12: 5,464,511 km (0.097 R)
• M13: 8,894,491 km (0.047 R)
• M14: 10,296,971 km (0.081 R)
• M15: 14,517,576 km (0.055 R)
• M16: 17,572,215 km (0.07 R)
• M17: 18,152,206 km (0.074 R)
• M18: 21,903,223 km (0.039 R)
• M19: 25,643,768 km (0.093 R)
• M20: 27,149,470 km (0.114 R)
• M21: 27,406,031 km (0.114 R)
• M22: 29,381,919 km (0.115 R)
• M23: 30,061,243 km (0.115 R)
• M24: 32,018,432 km (0.079 R)
• M25: 32,882,809 km (0.105 R)
• M26: 36,030,049 km (0.117 R)
• M27: 36,184,733 km (0.026 R)
• M28: 40,031,343 km (0.101 R)
• M29: 41,202,545 km (0.06 R)
• M30: 42,053,009 km (0.109 R)
• M31: 49,472,614 km (0.094 R)
• M32: 53,388,937 km (0.111 R)
• M33: 58,142,260 km (0.053 R)
• M34: 58,996,763 km (0.103 R)
• M35: 94,148,971 km (0.065 R)
• M36: 100,747,284 km (0.064 R)
• M37: 101,979,073 km (0.079 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: 421 - 16,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit