🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.4 AU - 2 AU

Year: 1454 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,303,136 km

• M1: 185,352 km (0.086 R)
• M2: 757,713 km (0.061 R)
• M3: 1,236,277 km (0.035 R)
• M4: 2,091,977 km (0.094 R)
• M5: 2,944,684 km (0.093 R)
• M6: 3,445,688 km (0.113 R)
• M7: 4,116,185 km (0.093 R)
• M8: 6,138,001 km (0.061 R)
• M9: 6,871,180 km (0.092 R)
• M10: 7,964,591 km (0.03 R)
• M11: 8,837,943 km (0.1 R)
• M12: 9,774,426 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513

Radius: 8.4

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.83 AU - 2.39 AU

Year: 2011 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 96.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,303,136 km

• M1: 104,719 km (0.069 R)
• M2: 413,040 km (0.114 R)
• M3: 724,353 km (0.085 R)
• M4: 1,402,929 km (0.108 R)
• M5: 1,914,703 km (0.096 R)
• M6: 2,300,516 km (0.06 R)
• M7: 2,668,078 km (0.11 R)
• M8: 3,849,303 km (0.12 R)
• M9: 4,197,267 km (0.105 R)
• M10: 4,486,739 km (0.116 R)
• M11: 5,171,000 km (0.079 R)
• M12: 5,504,304 km (0.117 R)
• M13: 5,923,028 km (0.061 R)
• M14: 6,213,847 km (0.05 R)
• M15: 7,390,883 km (0.078 R)
• M16: 7,959,205 km (0.048 R)
• M17: 8,404,259 km (0.079 R)
• M18: 9,182,766 km (0.077 R)
• M19: 9,705,760 km (0.119 R)
• M20: 10,008,696 km (0.115 R)
• M21: 10,597,812 km (0.102 R)
• M22: 12,230,524 km (0.103 R)
• M23: 13,106,718 km (0.062 R)
• M24: 13,643,775 km (0.115 R)
• M25: 14,152,557 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 11.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.01 AU - 3.19 AU

Year: 2750 Days

Day: 13.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,303,136 km

• M1: 140,472 km (0.056 R)
• M2: 707,748 km (0.118 R)
• M3: 1,366,277 km (0.095 R)
• M4: 2,671,818 km (0.109 R)
• M5: 3,054,789 km (0.083 R)
• M6: 4,127,106 km (0.082 R)
• M7: 4,859,836 km (0.101 R)
• M8: 6,075,918 km (0.112 R)
• M9: 7,659,710 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.1

Radius: 14.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.18 AU - 3.6 AU

Year: 3223 Days

Day: 5.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,303,136 km

• M1: 184,155 km (0.09 R)
• M2: 667,207 km (0.067 R)
• M3: 1,119,441 km (0.083 R)
• M4: 1,657,245 km (0.044 R)
• M5: 2,300,217 km (0.114 R)
• M6: 3,006,768 km (0.049 R)
• M7: 3,457,805 km (0.082 R)
• M8: 4,241,399 km (0.106 R)
• M9: 4,881,528 km (0.041 R)
• M10: 5,817,562 km (0.104 R)
• M11: 7,473,610 km (0.115 R)
• M12: 8,277,400 km (0.096 R)
• M13: 8,926,206 km (0.099 R)
• M14: 9,572,020 km (0.074 R)
• M15: 10,364,739 km (0.109 R)
• M16: 10,957,446 km (0.104 R)
• M17: 11,910,234 km (0.099 R)
• M18: 14,364,537 km (0.098 R)
• M19: 16,653,684 km (0.095 R)
• M20: 17,193,732 km (0.106 R)
• M21: 18,082,194 km (0.086 R)
• M22: 18,826,443 km (0.067 R)
• M23: 20,932,033 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.1

Radius: 9.6

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.05 AU - 5.65 AU

Year: 7007 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,303,136 km

• M1: 119,379 km (0.08 R)
• M2: 436,975 km (0.075 R)
• M3: 786,436 km (0.097 R)
• M4: 2,153,910 km (0.04 R)
• M5: 2,699,494 km (0.113 R)
• M6: 4,306,175 km (0.044 R)
• M7: 4,991,632 km (0.065 R)
• M8: 5,914,950 km (0.082 R)
• M9: 6,542,812 km (0.088 R)
• M10: 6,948,073 km (0.116 R)
• M11: 8,739,059 km (0.103 R)
• M12: 9,553,769 km (0.076 R)
• M13: 14,341,798 km (0.098 R)
• M14: 14,837,865 km (0.095 R)
• M15: 15,153,666 km (0.061 R)
• M16: 15,930,079 km (0.088 R)
• M17: 19,227,964 km (0.116 R)
• M18: 21,636,639 km (0.077 R)
• M19: 23,806,257 km (0.049 R)
• M20: 30,058,551 km (0.105 R)
• M21: 42,303,136 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 14,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit