🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.67 AU - 0.69 AU

Year: 197 Days

Day: 31.4 Hours

Environment

Temp: 202 °C

Axial Tilt: 141.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,694,639 km

• M1: 46,974 km (0.085 R)
• M2: 236,963 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.63 AU - 0.81 AU

Year: 215 Days

Day: 37.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.27 AU - 1.51 AU

Year: 576 Days

Day: 14.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,694,639 km

• M1: 21,991 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.46 AU - 3.52 AU

Year: 2291 Days

Day: 39 Hours

Environment

Temp: -105 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.3

Radius: 14.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.05 AU - 7.27 AU

Year: 6734 Days

Day: 7.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,694,639 km

• M1: 176,825 km (0.111 R)
• M2: 692,339 km (0.065 R)
• M3: 2,006,257 km (0.118 R)
• M4: 2,559,919 km (0.11 R)
• M5: 3,638,519 km (0.105 R)
• M6: 4,428,546 km (0.075 R)
• M7: 6,217,288 km (0.083 R)
• M8: 8,284,880 km (0.053 R)
• M9: 8,951,937 km (0.115 R)
• M10: 11,860,568 km (0.109 R)
• M11: 15,202,734 km (0.098 R)
• M12: 17,897,291 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 12.3

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.5 AU - 13.08 AU

Year: 12457 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,694,639 km

• M1: 153,039 km (0.119 R)
• M2: 884,871 km (0.072 R)
• M3: 1,275,621 km (0.104 R)
• M4: 1,838,259 km (0.117 R)
• M5: 2,446,524 km (0.11 R)
• M6: 3,976,461 km (0.111 R)
• M7: 4,406,256 km (0.116 R)
• M8: 5,796,170 km (0.047 R)
• M9: 6,255,884 km (0.072 R)
• M10: 6,773,193 km (0.085 R)
• M11: 7,602,713 km (0.079 R)
• M12: 9,339,395 km (0.108 R)
• M13: 10,500,873 km (0.106 R)
• M14: 12,146,749 km (0.088 R)
• M15: 12,748,731 km (0.078 R)
• M16: 15,185,829 km (0.113 R)
• M17: 15,944,141 km (0.096 R)
• M18: 20,963,598 km (0.117 R)
• M19: 21,757,365 km (0.119 R)
• M20: 23,328,442 km (0.117 R)
• M21: 23,790,998 km (0.118 R)
• M22: 24,734,213 km (0.118 R)
• M23: 25,702,410 km (0.067 R)
• M24: 28,059,325 km (0.1 R)
• M25: 29,201,205 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 11.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.64 AU - 15.04 AU

Year: 15235 Days

Day: 10.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,694,639 km

• M1: 147,204 km (0.119 R)
• M2: 539,749 km (0.065 R)
• M3: 1,249,441 km (0.068 R)
• M4: 1,709,006 km (0.113 R)
• M5: 2,168,272 km (0.105 R)
• M6: 2,841,911 km (0.117 R)
• M7: 3,868,451 km (0.102 R)
• M8: 4,452,033 km (0.117 R)
• M9: 5,127,317 km (0.053 R)
• M10: 5,759,368 km (0.096 R)
• M11: 7,926,294 km (0.101 R)
• M12: 8,579,438 km (0.1 R)
• M13: 9,067,576 km (0.054 R)
• M14: 9,782,354 km (0.115 R)
• M15: 10,644,786 km (0.08 R)
• M16: 12,769,973 km (0.114 R)
• M17: 15,305,657 km (0.078 R)
• M18: 16,766,929 km (0.072 R)
• M19: 21,977,872 km (0.034 R)
• M20: 24,026,166 km (0.11 R)
• M21: 31,159,142 km (0.092 R)
• M22: 36,839,822 km (0.109 R)
• M23: 37,870,851 km (0.045 R)
• M24: 40,669,079 km (0.063 R)
• M25: 42,891,654 km (0.062 R)
• M26: 44,901,651 km (0.064 R)
• M27: 50,831,262 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.1

Radius: 4.5

Gravity: 38.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.19 AU - 18.03 AU

Year: 21676 Days

Day: 20 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,694,639 km

• M1: 56,099 km (0.104 R)
• M2: 602,879 km (0.102 R)
• M3: 1,833,621 km (0.026 R)
• M4: 2,181,436 km (0.103 R)
• M5: 2,429,021 km (0.05 R)
• M6: 3,116,722 km (0.114 R)
• M7: 4,361,526 km (0.093 R)
• M8: 4,941,367 km (0.03 R)
• M9: 6,476,541 km (0.054 R)
• M10: 6,940,444 km (0.109 R)
• M11: 7,831,000 km (0.091 R)
• M12: 9,538,959 km (0.063 R)
• M13: 11,480,290 km (0.094 R)
• M14: 12,437,417 km (0.117 R)
• M15: 12,863,622 km (0.112 R)
• M16: 13,520,955 km (0.094 R)
• M17: 13,971,394 km (0.074 R)
• M18: 22,603,789 km (0.111 R)
• M19: 24,321,023 km (0.074 R)
• M20: 25,437,323 km (0.094 R)
• M21: 26,123,229 km (0.061 R)
• M22: 31,928,823 km (0.104 R)
• M23: 33,130,692 km (0.082 R)
• M24: 36,626,645 km (0.092 R)
• M25: 43,039,756 km (0.12 R)
• M26: 44,012,890 km (0.103 R)
• M27: 57,053,337 km (0.102 R)
• M28: 62,668,942 km (0.097 R)
• M29: 69,746,866 km (0.083 R)
• M30: 72,675,244 km (0.08 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 17,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit