🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 11.6

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.51 AU - 0.59 AU

Year: 287 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,849,769 km

• M1: 144,212 km (0.117 R)
• M2: 674,686 km (0.086 R)
• M3: 1,321,398 km (0.086 R)
• M4: 1,684,173 km (0.071 R)
• M5: 2,194,601 km (0.051 R)
• M6: 2,572,784 km (0.098 R)
• M7: 3,656,920 km (0.102 R)
• M8: 4,283,436 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.7

Radius: 13.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.58 AU - 0.74 AU

Year: 377 Days

Day: 6.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,849,769 km

• M1: 173,234 km (0.062 R)
• M2: 610,060 km (0.093 R)
• M3: 1,227,899 km (0.099 R)
• M4: 1,693,149 km (0.081 R)
• M5: 2,319,216 km (0.037 R)
• M6: 3,253,006 km (0.079 R)
• M7: 3,956,864 km (0.066 R)
• M8: 4,437,222 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.7

Radius: 10

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.18 AU - 1.78 AU

Year: 1266 Days

Day: 8.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,849,769 km

• M1: 124,765 km (0.036 R)
• M2: 474,524 km (0.075 R)
• M3: 800,199 km (0.079 R)
• M4: 1,244,804 km (0.116 R)
• M5: 1,771,538 km (0.072 R)
• M6: 2,126,384 km (0.057 R)
• M7: 2,454,153 km (0.068 R)
• M8: 2,939,748 km (0.114 R)
• M9: 3,318,679 km (0.072 R)
• M10: 3,846,460 km (0.045 R)
• M11: 4,713,380 km (0.061 R)
• M12: 5,816,365 km (0.084 R)
• M13: 6,204,272 km (0.064 R)
• M14: 6,658,302 km (0.028 R)
• M15: 7,263,425 km (0.036 R)
• M16: 7,740,942 km (0.107 R)
• M17: 8,525,433 km (0.091 R)
• M18: 10,350,976 km (0.078 R)
• M19: 12,348,855 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 12

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.48 AU - 3.84 AU

Year: 3949 Days

Day: 5.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,849,769 km

• M1: 150,944 km (0.095 R)
• M2: 606,171 km (0.119 R)
• M3: 1,186,311 km (0.108 R)
• M4: 1,604,437 km (0.119 R)
• M5: 4,686,901 km (0.103 R)
• M6: 5,508,493 km (0.065 R)
• M7: 5,925,572 km (0.102 R)
• M8: 7,338,374 km (0.116 R)
• M9: 9,821,998 km (0.103 R)
• M10: 12,158,866 km (0.061 R)
• M11: 12,534,058 km (0.105 R)
• M12: 13,706,606 km (0.12 R)
• M13: 14,633,065 km (0.117 R)
• M14: 17,248,784 km (0.111 R)
• M15: 20,888,351 km (0.1 R)
• M16: 22,463,766 km (0.11 R)
• M17: 24,412,428 km (0.117 R)
• M18: 25,466,195 km (0.047 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: 445 - 19,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit