🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.69 AU - 0.95 AU

Year: 281 Days

Day: 12.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,503,329 km

• M1: 40,840 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.81 AU - 1.11 AU

Year: 356 Days

Day: 18.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 88,503,329 km

• M1: 50,714 km (0.101 R)
• M2: 88,712 km (0.025 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.83 AU - 1.13 AU

Year: 367 Days

Day: 20.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.03 AU - 1.29 AU

Year: 473 Days

Day: 14 Hours

Environment

Temp: -17 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,503,329 km

• M1: 38,746 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.03 AU - 1.43 AU

Year: 517 Days

Day: 40.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,503,329 km

• M1: 56,398 km (0.101 R)

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.7

Radius: 11.6

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.15 AU - 9.73 AU

Year: 8474 Days

Day: 13.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,503,329 km

• M1: 144,362 km (0.119 R)
• M2: 596,596 km (0.035 R)
• M3: 1,003,203 km (0.12 R)
• M4: 1,479,673 km (0.073 R)
• M5: 3,325,261 km (0.096 R)
• M6: 4,294,356 km (0.111 R)
• M7: 4,905,613 km (0.094 R)
• M8: 5,810,381 km (0.116 R)
• M9: 7,574,739 km (0.076 R)
• M10: 9,768,891 km (0.119 R)
• M11: 10,365,038 km (0.063 R)
• M12: 12,243,389 km (0.036 R)
• M13: 13,473,981 km (0.112 R)
• M14: 14,785,206 km (0.101 R)
• M15: 19,928,980 km (0.076 R)
• M16: 21,628,561 km (0.112 R)
• M17: 22,216,032 km (0.101 R)
• M18: 25,779,154 km (0.11 R)
• M19: 28,489,119 km (0.096 R)
• M20: 35,617,607 km (0.118 R)
• M21: 37,388,996 km (0.076 R)
• M22: 38,113,798 km (0.117 R)
• M23: 45,063,965 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.1

Radius: 5.4

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.46 AU - 15.04 AU

Year: 18267 Days

Day: 18.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,503,329 km

• M1: 68,366 km (0.083 R)
• M2: 245,939 km (0.068 R)
• M3: 819,796 km (0.045 R)
• M4: 1,122,433 km (0.051 R)
• M5: 1,306,289 km (0.085 R)
• M6: 1,606,232 km (0.088 R)
• M7: 2,891,128 km (0.051 R)
• M8: 3,641,212 km (0.08 R)
• M9: 5,167,559 km (0.099 R)
• M10: 6,264,261 km (0.095 R)
• M11: 8,082,025 km (0.113 R)
• M12: 9,456,979 km (0.064 R)
• M13: 11,032,693 km (0.081 R)
• M14: 12,046,817 km (0.105 R)
• M15: 13,005,440 km (0.073 R)
• M16: 14,443,974 km (0.117 R)
• M17: 14,693,652 km (0.12 R)
• M18: 16,252,612 km (0.069 R)
• M19: 20,001,983 km (0.095 R)
• M20: 21,666,858 km (0.079 R)
• M21: 26,553,772 km (0.106 R)
• M22: 33,742,697 km (0.11 R)
• M23: 38,552,119 km (0.109 R)
• M24: 41,621,269 km (0.103 R)
• M25: 42,381,376 km (0.11 R)
• M26: 42,893,300 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.6

Radius: 4.8

Gravity: 22.6 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 14.51 AU - 21.37 AU

Year: 28779 Days

Day: 21.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,503,329 km

• M1: 59,989 km (0.094 R)
• M2: 777,909 km (0.088 R)
• M3: 950,994 km (0.093 R)
• M4: 1,668,615 km (0.064 R)
• M5: 2,001,171 km (0.109 R)
• M6: 3,152,177 km (0.104 R)
• M7: 3,325,561 km (0.116 R)
• M8: 3,851,696 km (0.091 R)
• M9: 4,220,605 km (0.078 R)
• M10: 4,539,697 km (0.106 R)
• M11: 7,906,098 km (0.117 R)
• M12: 8,226,985 km (0.118 R)
• M13: 12,931,090 km (0.117 R)
• M14: 15,425,934 km (0.113 R)
• M15: 16,525,179 km (0.085 R)
• M16: 17,405,563 km (0.084 R)
• M17: 20,233,561 km (0.104 R)
• M18: 23,028,049 km (0.083 R)
• M19: 25,602,628 km (0.103 R)
• M20: 26,660,285 km (0.058 R)
• M21: 27,019,171 km (0.084 R)
• M22: 27,502,821 km (0.065 R)
• M23: 28,611,790 km (0.081 R)
• M24: 33,485,539 km (0.044 R)
• M25: 42,354,448 km (0.105 R)
• M26: 45,004,126 km (0.058 R)
• M27: 45,512,908 km (0.11 R)
• M28: 46,541,992 km (0.035 R)
• M29: 49,182,394 km (0.108 R)
• M30: 52,293,581 km (0.043 R)
• M31: 62,409,688 km (0.099 R)
• M32: 63,679,176 km (0.097 R)
• M33: 64,535,175 km (0.032 R)
• M34: 70,286,016 km (0.119 R)
• M35: 73,285,304 km (0.117 R)
• M36: 74,225,078 km (0.107 R)
• M37: 77,577,716 km (0.082 R)
• M38: 81,029,687 km (0.066 R)
• M39: 85,098,599 km (0.094 R)
• M40: 85,357,403 km (0.028 R)
• M41: 88,238,210 km (0.106 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 15,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit