🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.63 AU

Year: 140 Days

Day: 27.1 Hours

Environment

Temp: 223 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,322,904 km

• M1: 189,092 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.43 AU - 4.43 AU

Year: 2832 Days

Day: 48 Hours

Environment

Temp: -125 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.6

Radius: 9.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.02 AU - 6.04 AU

Year: 4100 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,322,904 km

• M1: 119,379 km (0.078 R)
• M2: 468,989 km (0.118 R)
• M3: 815,608 km (0.061 R)
• M4: 1,676,095 km (0.108 R)
• M5: 1,993,092 km (0.114 R)
• M6: 2,622,750 km (0.107 R)
• M7: 2,933,315 km (0.113 R)
• M8: 3,323,765 km (0.101 R)
• M9: 3,728,727 km (0.115 R)
• M10: 4,080,432 km (0.09 R)
• M11: 4,591,607 km (0.109 R)
• M12: 5,120,137 km (0.072 R)
• M13: 6,769,304 km (0.051 R)
• M14: 7,137,464 km (0.037 R)
• M15: 8,497,757 km (0.09 R)
• M16: 8,963,156 km (0.091 R)
• M17: 13,036,856 km (0.049 R)
• M18: 13,368,066 km (0.096 R)
• M19: 14,245,756 km (0.101 R)
• M20: 15,633,426 km (0.089 R)
• M21: 15,953,566 km (0.06 R)
• M22: 20,845,566 km (0.098 R)
• M23: 22,024,696 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.6

Radius: 4.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.15 AU - 14.37 AU

Year: 16566 Days

Day: 18 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,322,904 km

• M1: 69,563 km (0.103 R)
• M2: 1,473,988 km (0.101 R)
• M3: 1,927,120 km (0.083 R)
• M4: 5,425,616 km (0.108 R)
• M5: 6,132,615 km (0.115 R)
• M6: 6,326,644 km (0.106 R)
• M7: 9,407,761 km (0.088 R)
• M8: 11,269,058 km (0.101 R)
• M9: 11,957,208 km (0.031 R)
• M10: 14,816,323 km (0.097 R)
• M11: 21,989,541 km (0.104 R)
• M12: 31,367,083 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.4

Radius: 5.7

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 13.72 AU - 16.98 AU

Year: 21857 Days

Day: 15.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,322,904 km

• M1: 143,913 km (0.091 R)
• M2: 434,133 km (0.056 R)
• M3: 1,164,021 km (0.107 R)
• M4: 1,519,466 km (0.1 R)
• M5: 1,983,219 km (0.115 R)
• M6: 3,242,384 km (0.072 R)
• M7: 4,298,695 km (0.113 R)
• M8: 6,180,038 km (0.104 R)
• M9: 7,300,526 km (0.11 R)
• M10: 8,816,251 km (0.09 R)
• M11: 9,364,976 km (0.09 R)
• M12: 9,590,719 km (0.112 R)
• M13: 14,905,932 km (0.11 R)
• M14: 31,564,552 km (0.113 R)
• M15: 34,694,289 km (0.116 R)
• M16: 39,620,248 km (0.08 R)
• M17: 46,284,983 km (0.093 R)
• M18: 49,624,606 km (0.054 R)
• M19: 54,201,403 km (0.061 R)
• M20: 57,153,418 km (0.102 R)
• M21: 59,822,693 km (0.074 R)
• M22: 61,384,793 km (0.113 R)
• M23: 62,175,867 km (0.045 R)
• M24: 74,872,238 km (0.117 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 18,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit