🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.89 AU - 0.95 AU

Year: 315 Days

Day: 22.2 Hours

Environment

Temp: 98 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.01 AU - 1.65 AU

Year: 547 Days

Day: 17.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.06 AU - 1.74 AU

Year: 590 Days

Day: 37.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,037,660 km

• M1: 489,035 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.8 AU - 2.58 AU

Year: 1155 Days

Day: 16.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,037,660 km

• M1: 230,530 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.95 AU - 2.65 AU

Year: 1243 Days

Day: 19 Hours

Environment

Temp: -72 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.71 AU - 3.97 AU

Year: 2176 Days

Day: 34.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.26 AU - 5.78 AU

Year: 4009 Days

Day: 12.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,037,660 km

• M1: 1,174,493 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 9.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 10.44 AU - 14.96 AU

Year: 16132 Days

Day: 9.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 35,037,660 km

• M1: 222,003 km (0.049 R)
• M2: 438,023 km (0.11 R)
• M3: 694,433 km (0.071 R)
• M4: 762,351 km (0.039 R)
• M5: 981,063 km (0.101 R)
• M6: 1,074,262 km (0.083 R)
• M7: 1,154,447 km (0.11 R)
• M8: 1,459,776 km (0.103 R)
• M9: 1,847,833 km (0.071 R)
• M10: 1,905,877 km (0.098 R)
• M11: 2,083,898 km (0.114 R)
• M12: 2,205,671 km (0.092 R)
• M13: 2,804,810 km (0.108 R)
• M14: 3,030,703 km (0.051 R)
• M15: 3,309,703 km (0.116 R)
• M16: 3,719,302 km (0.069 R)
• M17: 3,917,519 km (0.072 R)
• M18: 3,992,917 km (0.07 R)
• M19: 4,144,908 km (0.105 R)
• M20: 4,612,551 km (0.057 R)
• M21: 4,718,766 km (0.114 R)
• M22: 4,798,950 km (0.115 R)
• M23: 5,151,851 km (0.109 R)
• M24: 5,768,045 km (0.063 R)
• M25: 6,085,043 km (0.115 R)
• M26: 6,201,580 km (0.072 R)
• M27: 6,496,587 km (0.064 R)
• M28: 6,796,082 km (0.066 R)
• M29: 6,977,993 km (0.101 R)
• M30: 7,039,029 km (0.077 R)
• M31: 7,471,067 km (0.101 R)
• M32: 7,753,358 km (0.105 R)
• M33: 7,943,497 km (0.118 R)
• M34: 8,135,132 km (0.113 R)
• M35: 8,199,310 km (0.087 R)
• M36: 8,490,577 km (0.102 R)
• M37: 11,296,285 km (0.076 R)
• M38: 11,729,071 km (0.049 R)
• M39: 11,947,484 km (0.108 R)
• M40: 12,351,548 km (0.052 R)
• M41: 12,872,149 km (0.117 R)
• M42: 13,399,930 km (0.093 R)
• M43: 13,628,366 km (0.053 R)
• M44: 13,934,892 km (0.113 R)
• M45: 14,088,978 km (0.081 R)
• M46: 14,750,200 km (0.109 R)
• M47: 15,302,516 km (0.078 R)
• M48: 15,381,952 km (0.09 R)
• M49: 15,541,274 km (0.111 R)
• M50: 15,901,655 km (0.108 R)
• M51: 16,427,193 km (0.086 R)
• M52: 16,712,476 km (0.098 R)
• M53: 16,835,296 km (0.095 R)
• M54: 16,917,275 km (0.116 R)
• M55: 16,999,404 km (0.064 R)
• M56: 18,121,538 km (0.089 R)
• M57: 18,332,022 km (0.091 R)
• M58: 18,755,384 km (0.062 R)
• M59: 19,396,262 km (0.092 R)
• M60: 21,140,573 km (0.095 R)
• M61: 21,941,669 km (0.112 R)
• M62: 22,210,945 km (0.108 R)
• M63: 23,665,486 km (0.037 R)
• M64: 26,236,624 km (0.11 R)
• M65: 26,379,490 km (0.098 R)
• M66: 28,015,642 km (0.097 R)
• M67: 28,210,269 km (0.116 R)
• M68: 28,356,576 km (0.114 R)
• M69: 28,454,263 km (0.048 R)
• M70: 28,600,869 km (0.107 R)
• M71: 28,747,924 km (0.046 R)
• M72: 28,993,414 km (0.111 R)
• M73: 29,436,971 km (0.11 R)
• M74: 29,783,590 km (0.079 R)
• M75: 29,982,256 km (0.048 R)
• M76: 30,430,900 km (0.12 R)
• M77: 30,631,062 km (0.111 R)
• M78: 30,932,053 km (0.085 R)
• M79: 31,233,941 km (0.104 R)
• M80: 32,707,181 km (0.116 R)
• M81: 32,809,655 km (0.077 R)
• M82: 33,066,066 km (0.117 R)
• M83: 33,891,547 km (0.106 R)
• M84: 34,099,039 km (0.034 R)
• M85: 34,202,860 km (0.119 R)
• M86: 34,410,951 km (0.078 R)
• M87: 34,567,281 km (0.114 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 14,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit