🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.12 AU - 1.36 AU

Year: 492 Days

Day: 39.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.59 AU - 2.45 AU

Year: 1023 Days

Day: 45.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.84 AU - 2.34 AU

Year: 1077 Days

Day: 39.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.76 AU - 2.8 AU

Year: 1227 Days

Day: 24.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.47 AU - 2.57 AU

Year: 1426 Days

Day: 40.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.82 AU - 4.16 AU

Year: 2324 Days

Day: 35.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,806,398 km

• M1: 3,268,713 km (0.066 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.13 AU - 4.59 AU

Year: 3245 Days

Day: 28.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.5

Radius: 12.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.34 AU - 6.6 AU

Year: 4560 Days

Day: 12.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 30,806,398 km

• M1: 264,788 km (0.045 R)
• M2: 367,263 km (0.056 R)
• M3: 542,591 km (0.09 R)
• M4: 750,084 km (0.103 R)
• M5: 877,541 km (0.113 R)
• M6: 1,156,392 km (0.116 R)
• M7: 1,337,555 km (0.11 R)
• M8: 1,431,951 km (0.052 R)
• M9: 1,850,226 km (0.107 R)
• M10: 2,101,102 km (0.094 R)
• M11: 2,636,363 km (0.106 R)
• M12: 2,817,377 km (0.107 R)
• M13: 2,899,207 km (0.099 R)
• M14: 3,582,719 km (0.062 R)
• M15: 3,874,585 km (0.066 R)
• M16: 4,174,379 km (0.096 R)
• M17: 5,345,880 km (0.087 R)
• M18: 5,941,579 km (0.097 R)
• M19: 6,073,973 km (0.077 R)
• M20: 6,207,264 km (0.114 R)
• M21: 6,368,531 km (0.086 R)
• M22: 6,504,067 km (0.099 R)
• M23: 6,668,026 km (0.109 R)
• M24: 6,777,980 km (0.063 R)
• M25: 7,027,809 km (0.087 R)
• M26: 7,365,601 km (0.092 R)
• M27: 7,795,395 km (0.088 R)
• M28: 8,500,151 km (0.05 R)
• M29: 8,679,519 km (0.109 R)
• M30: 8,799,945 km (0.094 R)
• M31: 8,951,039 km (0.113 R)
• M32: 9,225,401 km (0.074 R)
• M33: 9,626,473 km (0.092 R)
• M34: 9,907,568 km (0.11 R)
• M35: 10,702,531 km (0.113 R)
• M36: 11,716,804 km (0.092 R)
• M37: 11,883,307 km (0.119 R)
• M38: 12,727,488 km (0.1 R)
• M39: 13,347,272 km (0.119 R)
• M40: 13,730,841 km (0.099 R)
• M41: 14,580,407 km (0.113 R)
• M42: 14,723,722 km (0.091 R)
• M43: 15,083,953 km (0.078 R)
• M44: 15,997,248 km (0.059 R)
• M45: 16,628,551 km (0.079 R)
• M46: 16,815,848 km (0.111 R)
• M47: 17,003,743 km (0.089 R)
• M48: 17,609,913 km (0.09 R)
• M49: 18,454,842 km (0.114 R)
• M50: 18,687,616 km (0.069 R)
• M51: 18,999,528 km (0.086 R)
• M52: 20,104,458 km (0.096 R)
• M53: 20,224,136 km (0.037 R)
• M54: 20,584,517 km (0.112 R)
• M55: 20,705,093 km (0.099 R)
• M56: 21,433,635 km (0.116 R)
• M57: 21,596,547 km (0.099 R)
• M58: 22,170,554 km (0.094 R)
• M59: 22,707,910 km (0.072 R)
• M60: 22,999,027 km (0.03 R)
• M61: 23,459,040 km (0.028 R)
• M62: 24,175,913 km (0.056 R)
• M63: 24,260,735 km (0.112 R)
• M64: 24,473,314 km (0.119 R)
• M65: 25,458,715 km (0.106 R)
• M66: 26,675,694 km (0.081 R)
• M67: 26,982,968 km (0.063 R)
• M68: 28,223,733 km (0.12 R)
• M69: 28,536,691 km (0.062 R)
• M70: 29,211,527 km (0.1 R)
• M71: 29,709,688 km (0.111 R)
• M72: 30,347,873 km (0.067 R)
• M73: 30,576,758 km (0.098 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 19,454 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit