🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.6

Radius: 10.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.98 AU - 1.04 AU

Year: 688 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,500,598 km

• M1: 134,339 km (0.11 R)
• M2: 509,830 km (0.104 R)
• M3: 1,022,651 km (0.104 R)
• M4: 1,938,639 km (0.059 R)
• M5: 2,397,904 km (0.077 R)
• M6: 2,781,473 km (0.119 R)
• M7: 3,286,815 km (0.103 R)
• M8: 3,984,240 km (0.116 R)
• M9: 4,368,407 km (0.097 R)
• M10: 4,807,627 km (0.116 R)
• M11: 5,148,411 km (0.111 R)
• M12: 5,948,311 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.2

Radius: 9.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.23 AU - 1.45 AU

Year: 1052 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,500,598 km

• M1: 114,442 km (0.039 R)
• M2: 442,511 km (0.109 R)
• M3: 902,374 km (0.091 R)
• M4: 1,377,348 km (0.084 R)
• M5: 1,698,235 km (0.086 R)
• M6: 2,003,714 km (0.043 R)
• M7: 2,294,831 km (0.113 R)
• M8: 2,648,032 km (0.064 R)
• M9: 3,150,232 km (0.115 R)
• M10: 3,815,194 km (0.056 R)
• M11: 4,127,555 km (0.057 R)
• M12: 5,062,990 km (0.026 R)
• M13: 5,459,574 km (0.118 R)
• M14: 6,356,414 km (0.112 R)
• M15: 7,102,159 km (0.067 R)
• M16: 7,393,576 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 8.4

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.55 AU - 6.21 AU

Year: 8464 Days

Day: 12.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,500,598 km

• M1: 107,112 km (0.048 R)
• M2: 426,653 km (0.104 R)
• M3: 856,448 km (0.09 R)
• M4: 1,302,698 km (0.107 R)
• M5: 2,076,119 km (0.053 R)
• M6: 3,038,333 km (0.084 R)
• M7: 3,545,470 km (0.109 R)
• M8: 3,870,995 km (0.049 R)
• M9: 4,354,644 km (0.06 R)
• M10: 4,640,526 km (0.1 R)
• M11: 4,938,824 km (0.079 R)
• M12: 6,015,630 km (0.046 R)
• M13: 6,334,722 km (0.095 R)
• M14: 6,627,934 km (0.042 R)
• M15: 6,891,824 km (0.085 R)
• M16: 7,481,090 km (0.097 R)
• M17: 8,805,181 km (0.063 R)
• M18: 9,217,174 km (0.073 R)
• M19: 9,690,202 km (0.096 R)
• M20: 11,855,033 km (0.068 R)
• M21: 14,575,171 km (0.093 R)
• M22: 15,677,857 km (0.092 R)
• M23: 17,470,488 km (0.096 R)
• M24: 21,294,509 km (0.111 R)
• M25: 23,054,827 km (0.087 R)
• M26: 30,030,725 km (0.1 R)
• M27: 31,280,466 km (0.068 R)
• M28: 36,392,824 km (0.054 R)
• M29: 36,861,963 km (0.059 R)
• M30: 38,052,762 km (0.06 R)
• M31: 38,414,938 km (0.056 R)
• M32: 40,260,377 km (0.112 R)
• M33: 41,523,133 km (0.092 R)
• M34: 42,164,309 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.2

Radius: 5.2

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.15 AU - 8.65 AU

Year: 13653 Days

Day: 16.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 102.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,500,598 km

• M1: 64,626 km (0.06 R)
• M2: 269,725 km (0.113 R)
• M3: 1,175,989 km (0.055 R)
• M4: 1,672,803 km (0.117 R)
• M5: 2,031,988 km (0.118 R)
• M6: 3,070,197 km (0.084 R)
• M7: 3,319,128 km (0.059 R)
• M8: 3,608,450 km (0.082 R)
• M9: 4,771,574 km (0.101 R)
• M10: 5,972,695 km (0.076 R)
• M11: 6,440,936 km (0.037 R)
• M12: 7,188,776 km (0.034 R)
• M13: 7,362,459 km (0.095 R)
• M14: 7,538,985 km (0.088 R)
• M15: 8,179,413 km (0.119 R)
• M16: 9,567,681 km (0.042 R)
• M17: 11,048,401 km (0.105 R)
• M18: 11,933,721 km (0.092 R)
• M19: 12,116,231 km (0.092 R)
• M20: 12,675,278 km (0.115 R)
• M21: 15,084,103 km (0.112 R)
• M22: 17,233,824 km (0.034 R)
• M23: 20,089,947 km (0.072 R)
• M24: 20,872,194 km (0.094 R)
• M25: 21,315,602 km (0.045 R)
• M26: 23,436,152 km (0.116 R)
• M27: 23,722,632 km (0.096 R)
• M28: 29,178,765 km (0.048 R)
• M29: 32,019,928 km (0.096 R)
• M30: 35,540,565 km (0.097 R)
• M31: 36,299,774 km (0.094 R)
• M32: 38,642,476 km (0.063 R)
• M33: 39,176,391 km (0.053 R)
• M34: 46,873,800 km (0.075 R)
• M35: 47,633,608 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.3

Radius: 5.8

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.2 AU - 12.36 AU

Year: 22355 Days

Day: 21.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,500,598 km

• M1: 72,555 km (0.06 R)
• M2: 336,595 km (0.053 R)
• M3: 677,978 km (0.09 R)
• M4: 1,450,800 km (0.099 R)
• M5: 2,086,890 km (0.086 R)
• M6: 2,335,971 km (0.06 R)
• M7: 3,150,980 km (0.043 R)
• M8: 4,109,454 km (0.087 R)
• M9: 5,324,039 km (0.104 R)
• M10: 5,750,692 km (0.109 R)
• M11: 6,116,608 km (0.069 R)
• M12: 8,032,209 km (0.099 R)
• M13: 14,424,227 km (0.082 R)
• M14: 14,871,973 km (0.104 R)
• M15: 15,560,722 km (0.075 R)
• M16: 17,001,948 km (0.084 R)
• M17: 20,706,290 km (0.116 R)
• M18: 23,762,275 km (0.105 R)
• M19: 30,505,848 km (0.07 R)
• M20: 31,992,103 km (0.083 R)
• M21: 32,753,107 km (0.117 R)
• M22: 35,782,165 km (0.05 R)
• M23: 51,823,545 km (0.087 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 16,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit