🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.3

Radius: 12.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.94 AU - 1.38 AU

Year: 862 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,000,947 km

• M1: 150,495 km (0.045 R)
• M2: 545,135 km (0.119 R)
• M3: 946,655 km (0.12 R)
• M4: 1,777,671 km (0.075 R)
• M5: 2,278,824 km (0.116 R)
• M6: 3,162,948 km (0.093 R)
• M7: 3,670,234 km (0.095 R)
• M8: 4,136,531 km (0.079 R)
• M9: 4,558,098 km (0.093 R)
• M10: 5,898,195 km (0.107 R)
• M11: 6,824,056 km (0.106 R)
• M12: 7,322,068 km (0.076 R)
• M13: 8,778,702 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148

Radius: 14.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.18 AU - 1.78 AU

Year: 1243 Days

Day: 13.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,000,947 km

• M1: 176,525 km (0.068 R)
• M2: 627,114 km (0.027 R)
• M3: 1,307,485 km (0.114 R)
• M4: 1,754,633 km (0.109 R)
• M5: 2,240,378 km (0.065 R)
• M6: 2,741,082 km (0.098 R)
• M7: 3,391,085 km (0.115 R)
• M8: 4,452,033 km (0.073 R)
• M9: 5,942,476 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.3

Radius: 12.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.69 AU - 2.69 AU

Year: 2237 Days

Day: 6.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,000,947 km

• M1: 150,495 km (0.108 R)
• M2: 601,234 km (0.081 R)
• M3: 1,001,558 km (0.104 R)
• M4: 1,409,960 km (0.094 R)
• M5: 2,041,263 km (0.068 R)
• M6: 2,508,607 km (0.083 R)
• M7: 3,198,103 km (0.078 R)
• M8: 4,316,946 km (0.098 R)
• M9: 4,886,465 km (0.118 R)
• M10: 5,333,762 km (0.04 R)
• M11: 5,964,168 km (0.044 R)
• M12: 7,869,596 km (0.117 R)
• M13: 8,553,109 km (0.12 R)
• M14: 11,161,198 km (0.028 R)
• M15: 11,982,490 km (0.077 R)
• M16: 13,110,009 km (0.091 R)
• M17: 13,931,152 km (0.111 R)
• M18: 14,545,401 km (0.085 R)
• M19: 16,031,656 km (0.103 R)
• M20: 17,077,195 km (0.088 R)
• M21: 19,130,875 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 8.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.18 AU - 3.04 AU

Year: 2911 Days

Day: 12.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 19,000,947 km

• M1: 103,372 km (0.079 R)
• M2: 483,500 km (0.078 R)
• M3: 934,538 km (0.062 R)
• M4: 1,285,644 km (0.07 R)
• M5: 1,543,700 km (0.077 R)
• M6: 1,813,874 km (0.111 R)
• M7: 2,272,541 km (0.076 R)
• M8: 2,537,030 km (0.082 R)
• M9: 3,029,656 km (0.064 R)
• M10: 3,566,264 km (0.082 R)
• M11: 4,628,857 km (0.067 R)
• M12: 5,511,634 km (0.091 R)
• M13: 6,257,529 km (0.096 R)
• M14: 7,039,926 km (0.034 R)
• M15: 7,668,237 km (0.06 R)
• M16: 8,301,036 km (0.068 R)
• M17: 9,071,166 km (0.115 R)
• M18: 9,670,455 km (0.06 R)
• M19: 10,071,976 km (0.1 R)
• M20: 10,522,864 km (0.107 R)
• M21: 11,184,386 km (0.065 R)
• M22: 12,633,391 km (0.103 R)
• M23: 13,380,632 km (0.087 R)
• M24: 14,250,244 km (0.086 R)
• M25: 16,770,520 km (0.038 R)
• M26: 18,495,234 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 13,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit