🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.48 AU - 0.6 AU

Year: 152 Days

Day: 28.2 Hours

Environment

Temp: 216 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.96 AU - 2.74 AU

Year: 1379 Days

Day: 40.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,675,521 km

• M1: 458,218 km (0.044 R)
• M2: 1,918,892 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.8

Radius: 13.4

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.45 AU - 4.75 AU

Year: 3778 Days

Day: 14.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,675,521 km

• M1: 166,652 km (0.104 R)
• M2: 821,292 km (0.102 R)
• M3: 1,294,171 km (0.06 R)
• M4: 1,799,662 km (0.076 R)
• M5: 3,513,306 km (0.098 R)
• M6: 5,010,930 km (0.083 R)
• M7: 5,512,682 km (0.074 R)
• M8: 6,047,793 km (0.098 R)
• M9: 6,710,811 km (0.102 R)
• M10: 7,590,147 km (0.075 R)
• M11: 9,459,672 km (0.046 R)
• M12: 10,270,791 km (0.108 R)
• M13: 13,329,769 km (0.103 R)
• M14: 14,454,595 km (0.095 R)
• M15: 15,311,641 km (0.094 R)
• M16: 15,752,656 km (0.115 R)
• M17: 17,965,059 km (0.105 R)
• M18: 21,799,701 km (0.079 R)
• M19: 22,855,263 km (0.075 R)
• M20: 23,504,967 km (0.106 R)
• M21: 24,992,568 km (0.086 R)
• M22: 25,992,630 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.3

Radius: 14.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.98 AU - 8.38 AU

Year: 8149 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,675,521 km

• M1: 176,825 km (0.055 R)
• M2: 722,109 km (0.12 R)
• M3: 2,300,815 km (0.113 R)
• M4: 3,609,797 km (0.101 R)
• M5: 4,353,448 km (0.051 R)
• M6: 7,364,404 km (0.115 R)
• M7: 9,015,067 km (0.083 R)
• M8: 10,661,541 km (0.109 R)
• M9: 12,722,401 km (0.06 R)
• M10: 14,300,659 km (0.093 R)
• M11: 15,644,347 km (0.095 R)
• M12: 20,119,866 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.8

Radius: 14.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.85 AU - 13.17 AU

Year: 14951 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,675,521 km

• M1: 180,265 km (0.086 R)
• M2: 660,774 km (0.114 R)
• M3: 1,628,223 km (0.1 R)
• M4: 2,221,528 km (0.09 R)
• M5: 3,529,163 km (0.118 R)
• M6: 3,999,050 km (0.116 R)
• M7: 5,921,981 km (0.048 R)
• M8: 8,198,562 km (0.093 R)
• M9: 10,572,830 km (0.068 R)
• M10: 11,918,014 km (0.106 R)
• M11: 12,986,142 km (0.088 R)
• M12: 17,769,235 km (0.076 R)
• M13: 22,642,835 km (0.085 R)
• M14: 23,698,098 km (0.091 R)
• M15: 24,363,659 km (0.065 R)
• M16: 25,558,497 km (0.032 R)
• M17: 26,791,931 km (0.091 R)
• M18: 33,043,626 km (0.09 R)
• M19: 36,672,272 km (0.097 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: 377 - 11,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit