🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.59 AU - 0.63 AU

Year: 308 Days

Day: 13.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 14.4

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.21 AU - 1.67 AU

Year: 1116 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,946,987 km

• M1: 193,879 km (0.065 R)
• M2: 801,097 km (0.112 R)
• M3: 1,277,865 km (0.106 R)
• M4: 1,771,837 km (0.113 R)
• M5: 2,316,822 km (0.073 R)
• M6: 3,959,856 km (0.102 R)
• M7: 5,154,694 km (0.104 R)
• M8: 5,678,735 km (0.108 R)
• M9: 6,882,100 km (0.108 R)
• M10: 7,956,961 km (0.047 R)
• M11: 8,576,446 km (0.109 R)
• M12: 9,083,583 km (0.093 R)
• M13: 10,127,177 km (0.12 R)
• M14: 11,051,244 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 13.1

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.32 AU - 1.68 AU

Year: 1186 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,946,987 km

• M1: 166,951 km (0.042 R)
• M2: 759,957 km (0.082 R)
• M3: 1,272,629 km (0.074 R)
• M4: 1,687,165 km (0.06 R)
• M5: 2,226,016 km (0.07 R)
• M6: 2,814,684 km (0.078 R)
• M7: 3,344,560 km (0.111 R)
• M8: 3,860,373 km (0.1 R)
• M9: 5,111,161 km (0.066 R)
• M10: 6,143,386 km (0.089 R)
• M11: 7,236,049 km (0.054 R)
• M12: 8,237,756 km (0.088 R)
• M13: 9,417,635 km (0.114 R)
• M14: 9,926,118 km (0.071 R)
• M15: 10,358,605 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.7

Radius: 14.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.75 AU - 1.99 AU

Year: 1651 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,946,987 km

• M1: 185,352 km (0.08 R)
• M2: 691,890 km (0.116 R)
• M3: 1,179,579 km (0.107 R)
• M4: 1,761,066 km (0.091 R)
• M5: 2,286,005 km (0.092 R)
• M6: 2,994,501 km (0.069 R)
• M7: 3,467,080 km (0.079 R)
• M8: 4,763,795 km (0.11 R)
• M9: 5,453,441 km (0.04 R)
• M10: 7,522,379 km (0.085 R)
• M11: 9,300,051 km (0.088 R)
• M12: 10,727,215 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 9.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.23 AU - 4.39 AU

Year: 4802 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,946,987 km

• M1: 123,867 km (0.104 R)
• M2: 546,631 km (0.115 R)
• M3: 893,099 km (0.093 R)
• M4: 1,579,006 km (0.099 R)
• M5: 2,876,318 km (0.107 R)
• M6: 4,845,774 km (0.106 R)
• M7: 5,465,558 km (0.086 R)
• M8: 5,898,644 km (0.117 R)
• M9: 9,493,182 km (0.117 R)
• M10: 10,007,649 km (0.072 R)
• M11: 16,222,991 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 15,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit