🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.63 AU - 0.87 AU

Year: 250 Days

Day: 39.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.75 AU - 0.77 AU

Year: 255 Days

Day: 18.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.84 AU - 1.24 AU

Year: 408 Days

Day: 42.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.4 AU - 2.08 AU

Year: 884 Days

Day: 15 Hours

Environment

Temp: -68 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,867,092 km

• M1: 186,997 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.87 AU - 2.05 AU

Year: 1056 Days

Day: 23 Hours

Environment

Temp: -88 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,867,092 km

• M1: 13,763 km (0.056 R)
• M2: 498,011 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 15

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.28 AU - 6.28 AU

Year: 4671 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,867,092 km

• M1: 186,549 km (0.03 R)
• M2: 939,923 km (0.029 R)
• M3: 1,515,726 km (0.101 R)
• M4: 2,774,891 km (0.072 R)
• M5: 3,401,706 km (0.077 R)
• M6: 4,265,634 km (0.077 R)
• M7: 4,851,758 km (0.053 R)
• M8: 5,767,896 km (0.09 R)
• M9: 6,404,135 km (0.093 R)
• M10: 6,969,914 km (0.062 R)
• M11: 7,692,771 km (0.096 R)
• M12: 9,008,933 km (0.11 R)
• M13: 10,898,803 km (0.065 R)
• M14: 12,000,592 km (0.12 R)
• M15: 12,644,012 km (0.035 R)
• M16: 14,188,161 km (0.111 R)
• M17: 17,107,863 km (0.093 R)
• M18: 18,879,999 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.4

Radius: 6.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.93 AU - 13.19 AU

Year: 16125 Days

Day: 18.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,867,092 km

• M1: 97,538 km (0.076 R)
• M2: 320,738 km (0.094 R)
• M3: 535,560 km (0.093 R)
• M4: 770,728 km (0.085 R)
• M5: 1,046,138 km (0.08 R)
• M6: 2,048,144 km (0.037 R)
• M7: 2,528,952 km (0.116 R)
• M8: 4,532,067 km (0.063 R)
• M9: 4,830,066 km (0.062 R)
• M10: 5,435,339 km (0.12 R)
• M11: 5,772,084 km (0.104 R)
• M12: 6,901,099 km (0.056 R)
• M13: 8,490,278 km (0.092 R)
• M14: 9,155,240 km (0.116 R)
• M15: 12,320,133 km (0.116 R)
• M16: 13,723,061 km (0.102 R)
• M17: 15,775,395 km (0.059 R)
• M18: 19,969,820 km (0.084 R)
• M19: 21,898,286 km (0.082 R)
• M20: 26,035,265 km (0.077 R)
• M21: 27,079,309 km (0.048 R)
• M22: 28,060,521 km (0.104 R)
• M23: 28,605,656 km (0.115 R)
• M24: 34,866,626 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.8

Radius: 4.7

Gravity: 23.21 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.94 AU - 15.8 AU

Year: 17776 Days

Day: 16.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,867,092 km

• M1: 65,075 km (0.108 R)
• M2: 252,970 km (0.085 R)
• M3: 865,573 km (0.073 R)
• M4: 1,043,595 km (0.096 R)
• M5: 1,206,058 km (0.116 R)
• M6: 1,582,745 km (0.054 R)
• M7: 1,730,099 km (0.095 R)
• M8: 2,129,825 km (0.114 R)
• M9: 2,351,529 km (0.071 R)
• M10: 2,500,528 km (0.1 R)
• M11: 2,724,476 km (0.059 R)
• M12: 2,889,184 km (0.112 R)
• M13: 3,423,398 km (0.117 R)
• M14: 3,843,468 km (0.119 R)
• M15: 4,488,535 km (0.054 R)
• M16: 4,752,276 km (0.11 R)
• M17: 4,991,483 km (0.103 R)
• M18: 5,795,870 km (0.066 R)
• M19: 5,950,854 km (0.12 R)
• M20: 6,641,098 km (0.09 R)
• M21: 7,203,736 km (0.106 R)
• M22: 8,034,602 km (0.111 R)
• M23: 8,824,928 km (0.104 R)
• M24: 11,144,593 km (0.045 R)
• M25: 12,000,143 km (0.05 R)
• M26: 12,444,000 km (0.089 R)
• M27: 16,165,995 km (0.1 R)
• M28: 20,121,961 km (0.104 R)
• M29: 22,607,978 km (0.037 R)
• M30: 25,810,569 km (0.083 R)
• M31: 30,807,288 km (0.103 R)
• M32: 37,878,031 km (0.085 R)
• M33: 38,148,803 km (0.095 R)
• M34: 39,522,261 km (0.083 R)
• M35: 41,931,834 km (0.07 R)
• M36: 44,890,132 km (0.115 R)
• M37: 52,215,641 km (0.04 R)
• M38: 55,112,604 km (0.063 R)
• M39: 59,931,001 km (0.064 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 15,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit