🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.7

Radius: 13

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.39 AU - 0.65 AU

Year: 254 Days

Day: 9 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,646,921 km

• M1: 161,715 km (0.073 R)
• M2: 630,106 km (0.056 R)
• M3: 1,037,760 km (0.077 R)
• M4: 1,584,092 km (0.082 R)
• M5: 2,138,801 km (0.091 R)
• M6: 2,803,913 km (0.078 R)
• M7: 3,710,925 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 13.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 740 Days

Day: 8.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,646,921 km

• M1: 165,754 km (0.051 R)
• M2: 628,161 km (0.106 R)
• M3: 1,045,988 km (0.103 R)
• M4: 1,555,818 km (0.072 R)
• M5: 2,043,657 km (0.064 R)
• M6: 2,576,973 km (0.12 R)
• M7: 3,085,306 km (0.04 R)
• M8: 3,645,999 km (0.111 R)
• M9: 4,371,998 km (0.074 R)
• M10: 5,708,954 km (0.115 R)
• M11: 6,134,111 km (0.051 R)
• M12: 7,903,256 km (0.096 R)
• M13: 8,614,743 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.4

Radius: 10

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.1 AU - 4.24 AU

Year: 4769 Days

Day: 7.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,646,921 km

• M1: 125,064 km (0.058 R)
• M2: 497,413 km (0.09 R)
• M3: 1,195,586 km (0.1 R)
• M4: 1,628,373 km (0.08 R)
• M5: 2,362,599 km (0.103 R)
• M6: 2,868,240 km (0.117 R)
• M7: 4,356,140 km (0.059 R)
• M8: 5,309,528 km (0.038 R)
• M9: 5,879,944 km (0.034 R)
• M10: 6,365,240 km (0.101 R)
• M11: 7,838,629 km (0.101 R)
• M12: 8,389,449 km (0.069 R)
• M13: 8,770,923 km (0.116 R)
• M14: 9,943,022 km (0.12 R)
• M15: 10,283,956 km (0.082 R)
• M16: 12,156,024 km (0.074 R)
• M17: 13,147,110 km (0.119 R)
• M18: 14,031,233 km (0.103 R)
• M19: 14,624,089 km (0.079 R)
• M20: 18,030,134 km (0.102 R)
• M21: 21,012,367 km (0.052 R)
• M22: 24,695,018 km (0.082 R)
• M23: 25,242,846 km (0.087 R)
• M24: 25,638,981 km (0.069 R)
• M25: 27,431,762 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.8

Radius: 7.8

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.56 AU - 10.7 AU

Year: 17195 Days

Day: 21.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,646,921 km

• M1: 97,388 km (0.061 R)
• M2: 464,651 km (0.089 R)
• M3: 745,745 km (0.104 R)
• M4: 1,169,107 km (0.034 R)
• M5: 2,067,742 km (0.084 R)
• M6: 2,429,769 km (0.062 R)
• M7: 3,868,003 km (0.109 R)
• M8: 4,153,884 km (0.117 R)
• M9: 5,023,048 km (0.04 R)
• M10: 8,727,091 km (0.102 R)
• M11: 9,559,902 km (0.026 R)
• M12: 9,907,568 km (0.096 R)
• M13: 12,999,307 km (0.043 R)
• M14: 14,994,344 km (0.107 R)
• M15: 30,389,461 km (0.112 R)
• M16: 35,777,677 km (0.109 R)
• M17: 40,551,644 km (0.11 R)
• M18: 45,570,503 km (0.066 R)
• M19: 52,406,378 km (0.103 R)
• M20: 53,668,984 km (0.112 R)
• M21: 57,578,425 km (0.098 R)
• M22: 61,076,921 km (0.108 R)
• M23: 61,673,368 km (0.082 R)
• M24: 68,922,881 km (0.114 R)
• M25: 73,086,339 km (0.075 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: 382 - 11,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit