🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.48 AU - 0.6 AU

Year: 171 Days

Day: 28.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.59 AU - 0.95 AU

Year: 291 Days

Day: 33.6 Hours

Environment

Temp: -12 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662

Radius: 12.6

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.79 AU - 3.81 AU

Year: 2580 Days

Day: 14.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,000,117 km

• M1: 156,928 km (0.053 R)
• M2: 631,004 km (0.07 R)
• M3: 1,568,234 km (0.107 R)
• M4: 2,237,386 km (0.072 R)
• M5: 2,897,711 km (0.109 R)
• M6: 3,797,542 km (0.104 R)
• M7: 4,417,476 km (0.119 R)
• M8: 5,245,201 km (0.082 R)
• M9: 6,068,138 km (0.115 R)
• M10: 6,469,809 km (0.06 R)
• M11: 6,946,727 km (0.106 R)
• M12: 7,537,638 km (0.065 R)
• M13: 8,990,533 km (0.069 R)
• M14: 11,208,321 km (0.104 R)
• M15: 11,610,590 km (0.088 R)
• M16: 12,022,582 km (0.09 R)
• M17: 13,095,498 km (0.059 R)
• M18: 13,860,841 km (0.085 R)
• M19: 14,466,114 km (0.118 R)
• M20: 16,646,204 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.2

Radius: 12.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.58 AU - 3.98 AU

Year: 3163 Days

Day: 6.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,000,117 km

• M1: 153,188 km (0.05 R)
• M2: 615,595 km (0.063 R)
• M3: 1,854,864 km (0.099 R)
• M4: 2,243,220 km (0.085 R)
• M5: 3,935,022 km (0.081 R)
• M6: 4,517,706 km (0.103 R)
• M7: 6,328,289 km (0.111 R)
• M8: 7,099,317 km (0.086 R)
• M9: 9,907,568 km (0.095 R)
• M10: 10,701,184 km (0.098 R)
• M11: 12,460,755 km (0.11 R)
• M12: 14,405,677 km (0.067 R)
• M13: 15,114,022 km (0.07 R)
• M14: 17,492,030 km (0.106 R)
• M15: 18,949,263 km (0.076 R)
• M16: 21,446,800 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.8

Radius: 10.5

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.81 AU - 8.09 AU

Year: 8753 Days

Day: 6.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,000,117 km

• M1: 130,599 km (0.093 R)
• M2: 690,843 km (0.106 R)
• M3: 2,189,365 km (0.073 R)
• M4: 2,573,233 km (0.1 R)
• M5: 4,385,013 km (0.084 R)
• M6: 5,155,143 km (0.12 R)
• M7: 5,705,663 km (0.057 R)
• M8: 8,352,947 km (0.099 R)
• M9: 9,205,954 km (0.114 R)
• M10: 11,403,546 km (0.05 R)
• M11: 12,339,431 km (0.101 R)
• M12: 13,625,673 km (0.117 R)
• M13: 15,653,173 km (0.1 R)
• M14: 17,514,021 km (0.033 R)
• M15: 18,312,724 km (0.079 R)
• M16: 18,908,872 km (0.083 R)
• M17: 23,363,148 km (0.104 R)
• M18: 25,879,235 km (0.069 R)
• M19: 27,395,409 km (0.111 R)
• M20: 28,869,696 km (0.109 R)
• M21: 42,620,583 km (0.032 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: 511 - 20,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit