🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.5 AU - 0.66 AU

Year: 285 Days

Day: 30.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,862,673 km

• M1: 43,533 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.6

Radius: 14.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.71 AU - 1.09 AU

Year: 551 Days

Day: 12.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,862,673 km

• M1: 184,155 km (0.084 R)
• M2: 719,267 km (0.117 R)
• M3: 1,398,890 km (0.079 R)
• M4: 2,437,249 km (0.097 R)
• M5: 3,166,688 km (0.11 R)
• M6: 3,654,227 km (0.04 R)
• M7: 4,436,474 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.4

Radius: 9.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.94 AU - 1.3 AU

Year: 765 Days

Day: 13.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,862,673 km

• M1: 123,119 km (0.11 R)
• M2: 616,942 km (0.105 R)
• M3: 931,546 km (0.108 R)
• M4: 1,601,296 km (0.118 R)
• M5: 2,031,838 km (0.088 R)
• M6: 2,449,964 km (0.094 R)
• M7: 3,551,005 km (0.076 R)
• M8: 4,250,674 km (0.086 R)
• M9: 4,702,011 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.2

Radius: 9.5

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.85 AU - 4.63 AU

Year: 4670 Days

Day: 8.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 29,862,673 km

• M1: 118,332 km (0.04 R)
• M2: 420,968 km (0.093 R)
• M3: 898,186 km (0.104 R)
• M4: 1,948,363 km (0.077 R)
• M5: 2,373,819 km (0.106 R)
• M6: 2,769,057 km (0.079 R)
• M7: 4,549,122 km (0.113 R)
• M8: 5,024,544 km (0.072 R)
• M9: 5,388,067 km (0.092 R)
• M10: 6,326,793 km (0.108 R)
• M11: 6,953,758 km (0.085 R)
• M12: 8,722,753 km (0.084 R)
• M13: 9,499,614 km (0.102 R)
• M14: 9,883,333 km (0.104 R)
• M15: 11,522,926 km (0.093 R)
• M16: 12,256,853 km (0.094 R)
• M17: 14,090,474 km (0.077 R)
• M18: 15,802,023 km (0.095 R)
• M19: 16,220,448 km (0.079 R)
• M20: 16,955,123 km (0.053 R)
• M21: 17,457,024 km (0.085 R)
• M22: 19,839,370 km (0.082 R)
• M23: 20,537,843 km (0.052 R)
• M24: 20,893,138 km (0.103 R)
• M25: 22,131,958 km (0.058 R)
• M26: 23,807,155 km (0.057 R)
• M27: 24,120,562 km (0.092 R)
• M28: 24,595,835 km (0.07 R)
• M29: 25,565,079 km (0.101 R)
• M30: 26,559,606 km (0.094 R)
• M31: 28,537,739 km (0.081 R)
• M32: 30,611,913 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.9

Radius: 13.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.25 AU - 4.45 AU

Year: 5858 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,862,673 km

• M1: 164,109 km (0.092 R)
• M2: 769,681 km (0.084 R)
• M3: 1,397,843 km (0.11 R)
• M4: 2,020,768 km (0.103 R)
• M5: 2,493,946 km (0.083 R)
• M6: 2,941,244 km (0.114 R)
• M7: 3,553,997 km (0.114 R)
• M8: 4,406,106 km (0.071 R)
• M9: 4,951,690 km (0.028 R)
• M10: 6,080,555 km (0.106 R)
• M11: 6,864,597 km (0.114 R)
• M12: 10,219,180 km (0.08 R)
• M13: 11,989,821 km (0.118 R)
• M14: 13,002,897 km (0.044 R)
• M15: 14,421,833 km (0.059 R)
• M16: 15,138,557 km (0.028 R)
• M17: 18,592,023 km (0.076 R)
• M18: 20,914,082 km (0.079 R)
• M19: 21,600,586 km (0.103 R)
• M20: 24,750,669 km (0.119 R)
• M21: 25,519,003 km (0.026 R)
• M22: 26,745,706 km (0.097 R)
• M23: 28,011,154 km (0.062 R)
• M24: 29,792,117 km (0.106 R)
• M25: 32,451,219 km (0.102 R)
• M26: 34,626,073 km (0.095 R)
• M27: 35,372,117 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.1

Radius: 12.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.27 AU - 5.65 AU

Year: 8238 Days

Day: 10 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,862,673 km

• M1: 159,172 km (0.103 R)
• M2: 645,964 km (0.089 R)
• M3: 1,226,703 km (0.083 R)
• M4: 1,975,889 km (0.104 R)
• M5: 3,805,620 km (0.102 R)
• M6: 5,182,369 km (0.09 R)
• M7: 6,447,668 km (0.11 R)
• M8: 7,982,393 km (0.084 R)
• M9: 8,429,990 km (0.106 R)
• M10: 8,933,835 km (0.079 R)
• M11: 9,335,057 km (0.071 R)
• M12: 15,828,203 km (0.097 R)
• M13: 17,827,578 km (0.097 R)
• M14: 20,194,965 km (0.066 R)
• M15: 22,248,943 km (0.07 R)
• M16: 24,673,326 km (0.12 R)
• M17: 27,101,449 km (0.092 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 13,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit