🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367

Radius: 9.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.61 AU - 0.99 AU

Year: 477 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,448,523 km

• M1: 119,379 km (0.075 R)
• M2: 500,704 km (0.102 R)
• M3: 830,867 km (0.101 R)
• M4: 1,317,359 km (0.064 R)
• M5: 1,887,177 km (0.034 R)
• M6: 2,438,744 km (0.102 R)
• M7: 3,105,353 km (0.105 R)
• M8: 4,340,732 km (0.082 R)
• M9: 4,928,951 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.7

Radius: 13.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.23 AU - 1.29 AU

Year: 943 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,448,523 km

• M1: 190,887 km (0.116 R)
• M2: 657,333 km (0.119 R)
• M3: 1,149,959 km (0.082 R)
• M4: 1,629,121 km (0.082 R)
• M5: 2,328,491 km (0.027 R)
• M6: 2,792,244 km (0.066 R)
• M7: 3,262,430 km (0.083 R)
• M8: 4,100,328 km (0.093 R)
• M9: 4,892,000 km (0.103 R)
• M10: 5,461,669 km (0.041 R)
• M11: 6,554,332 km (0.075 R)
• M12: 7,224,231 km (0.084 R)
• M13: 8,947,748 km (0.113 R)
• M14: 9,511,732 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.4

Radius: 14.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.73 AU - 2.73 AU

Year: 2221 Days

Day: 8.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,448,523 km

• M1: 216,468 km (0.089 R)
• M2: 1,267,692 km (0.068 R)
• M3: 2,424,682 km (0.102 R)
• M4: 3,754,009 km (0.098 R)
• M5: 5,114,901 km (0.085 R)
• M6: 7,625,901 km (0.069 R)
• M7: 8,536,802 km (0.043 R)
• M8: 10,907,181 km (0.08 R)
• M9: 11,944,792 km (0.052 R)
• M10: 12,508,028 km (0.107 R)
• M11: 13,089,215 km (0.104 R)
• M12: 13,558,354 km (0.064 R)
• M13: 14,171,705 km (0.057 R)
• M14: 14,941,387 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.1

Radius: 14.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.93 AU - 3.13 AU

Year: 2684 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,448,523 km

• M1: 175,478 km (0.063 R)
• M2: 684,111 km (0.114 R)
• M3: 1,246,300 km (0.086 R)
• M4: 2,096,614 km (0.09 R)
• M5: 3,492,213 km (0.116 R)
• M6: 4,281,940 km (0.029 R)
• M7: 4,985,050 km (0.119 R)
• M8: 7,224,979 km (0.058 R)
• M9: 8,111,795 km (0.113 R)
• M10: 8,950,141 km (0.106 R)
• M11: 9,436,933 km (0.065 R)
• M12: 11,778,888 km (0.105 R)
• M13: 12,854,496 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448

Radius: 13

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.8 AU - 3.68 AU

Year: 3889 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,448,523 km

• M1: 161,715 km (0.073 R)
• M2: 1,113,307 km (0.085 R)
• M3: 2,180,389 km (0.106 R)
• M4: 4,280,145 km (0.048 R)
• M5: 5,230,690 km (0.069 R)
• M6: 6,012,039 km (0.114 R)
• M7: 8,171,933 km (0.113 R)
• M8: 9,334,608 km (0.119 R)
• M9: 11,856,828 km (0.111 R)
• M10: 12,295,299 km (0.054 R)
• M11: 13,158,479 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.8

Radius: 8.5

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.51 AU - 6.13 AU

Year: 8183 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,448,523 km

• M1: 108,010 km (0.053 R)
• M2: 1,022,352 km (0.108 R)
• M3: 1,446,312 km (0.12 R)
• M4: 2,506,064 km (0.118 R)
• M5: 3,116,423 km (0.107 R)
• M6: 3,501,189 km (0.105 R)
• M7: 3,775,102 km (0.06 R)
• M8: 4,137,728 km (0.077 R)
• M9: 4,933,139 km (0.107 R)
• M10: 5,308,032 km (0.105 R)
• M11: 5,953,846 km (0.097 R)
• M12: 7,037,233 km (0.116 R)
• M13: 8,859,186 km (0.092 R)
• M14: 10,783,164 km (0.101 R)
• M15: 13,407,560 km (0.092 R)
• M16: 13,798,309 km (0.036 R)
• M17: 14,139,093 km (0.077 R)
• M18: 14,837,715 km (0.091 R)
• M19: 15,498,190 km (0.092 R)
• M20: 16,240,943 km (0.093 R)
• M21: 17,998,419 km (0.063 R)
• M22: 21,128,455 km (0.112 R)
• M23: 22,507,448 km (0.103 R)
• M24: 23,379,006 km (0.113 R)
• M25: 23,782,621 km (0.063 R)
• M26: 25,443,606 km (0.034 R)
• M27: 26,389,364 km (0.086 R)
• M28: 28,994,910 km (0.107 R)
• M29: 29,837,295 km (0.028 R)
• M30: 30,599,496 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 15,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit