🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.49 AU - 0.63 AU

Year: 271 Days

Day: 20.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 12.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.9 AU - 0.96 AU

Year: 579 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,743,310 km

• M1: 153,039 km (0.094 R)
• M2: 539,151 km (0.098 R)
• M3: 993,180 km (0.09 R)
• M4: 1,408,165 km (0.063 R)
• M5: 2,366,339 km (0.039 R)
• M6: 2,928,977 km (0.066 R)
• M7: 3,604,710 km (0.048 R)
• M8: 5,499,218 km (0.079 R)
• M9: 6,124,836 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 14.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.9 AU - 1.4 AU

Year: 796 Days

Day: 12.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,743,310 km

• M1: 184,155 km (0.093 R)
• M2: 761,752 km (0.091 R)
• M3: 1,290,581 km (0.112 R)
• M4: 1,782,608 km (0.067 R)
• M5: 2,411,368 km (0.08 R)
• M6: 3,064,812 km (0.03 R)
• M7: 3,783,929 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 8.5

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.98 AU - 1.46 AU

Year: 870 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,743,310 km

• M1: 105,766 km (0.118 R)
• M2: 395,686 km (0.089 R)
• M3: 673,190 km (0.116 R)
• M4: 1,063,192 km (0.104 R)
• M5: 1,450,950 km (0.104 R)
• M6: 1,768,995 km (0.077 R)
• M7: 2,183,830 km (0.054 R)
• M8: 2,914,915 km (0.113 R)
• M9: 3,524,526 km (0.098 R)
• M10: 3,996,806 km (0.099 R)
• M11: 5,650,760 km (0.052 R)
• M12: 5,989,001 km (0.107 R)
• M13: 6,949,868 km (0.063 R)
• M14: 7,645,498 km (0.088 R)
• M15: 8,463,200 km (0.038 R)
• M16: 8,800,992 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.9

Radius: 13.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.98 AU - 6.68 AU

Year: 9089 Days

Day: 7.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,743,310 km

• M1: 170,392 km (0.053 R)
• M2: 610,060 km (0.118 R)
• M3: 1,090,868 km (0.061 R)
• M4: 1,588,430 km (0.113 R)
• M5: 2,535,983 km (0.085 R)
• M6: 3,063,465 km (0.084 R)
• M7: 3,735,608 km (0.109 R)
• M8: 4,504,541 km (0.079 R)
• M9: 5,223,958 km (0.118 R)
• M10: 9,069,521 km (0.045 R)
• M11: 9,840,997 km (0.099 R)
• M12: 11,619,267 km (0.088 R)
• M13: 13,777,964 km (0.099 R)
• M14: 14,553,629 km (0.102 R)
• M15: 14,983,274 km (0.086 R)
• M16: 16,389,045 km (0.096 R)
• M17: 17,465,551 km (0.107 R)
• M18: 19,462,085 km (0.077 R)
• M19: 22,490,693 km (0.105 R)
• M20: 26,451,447 km (0.097 R)
• M21: 28,026,114 km (0.107 R)
• M22: 35,725,168 km (0.077 R)
• M23: 36,847,751 km (0.082 R)
• M24: 40,116,614 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.1

Radius: 6.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.14 AU - 10.56 AU

Year: 19960 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,743,310 km

• M1: 165,605 km (0.118 R)
• M2: 383,868 km (0.081 R)
• M3: 1,056,311 km (0.05 R)
• M4: 2,812,141 km (0.106 R)
• M5: 3,590,947 km (0.045 R)
• M6: 6,642,594 km (0.116 R)
• M7: 12,397,475 km (0.026 R)
• M8: 12,781,193 km (0.1 R)
• M9: 20,270,661 km (0.108 R)
• M10: 20,573,746 km (0.094 R)
• M11: 27,753,547 km (0.101 R)
• M12: 28,789,661 km (0.119 R)
• M13: 36,552,295 km (0.066 R)
• M14: 38,603,132 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.7

Radius: 3.9

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.8 AU - 11.56 AU

Year: 22536 Days

Day: 24.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,743,310 km

• M1: 48,470 km (0.055 R)
• M2: 172,486 km (0.12 R)
• M3: 451,337 km (0.076 R)
• M4: 632,799 km (0.077 R)
• M5: 964,009 km (0.082 R)
• M6: 2,083,300 km (0.071 R)
• M7: 2,231,252 km (0.118 R)
• M8: 3,247,022 km (0.081 R)
• M9: 3,471,867 km (0.107 R)
• M10: 7,288,109 km (0.116 R)
• M11: 9,502,307 km (0.096 R)
• M12: 11,036,882 km (0.045 R)
• M13: 13,540,851 km (0.078 R)
• M14: 14,386,678 km (0.11 R)
• M15: 16,544,477 km (0.105 R)
• M16: 16,690,634 km (0.106 R)
• M17: 17,434,585 km (0.089 R)
• M18: 19,963,686 km (0.099 R)
• M19: 22,368,173 km (0.116 R)
• M20: 37,322,126 km (0.087 R)
• M21: 37,953,129 km (0.075 R)
• M22: 42,983,208 km (0.119 R)
• M23: 43,259,665 km (0.073 R)
• M24: 48,738,986 km (0.088 R)
• M25: 48,889,183 km (0.097 R)
• M26: 52,113,465 km (0.12 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: 386 - 12,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit