🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 12.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.54 AU - 0.82 AU

Year: 380 Days

Day: 9 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,389,826 km

• M1: 156,779 km (0.093 R)
• M2: 601,982 km (0.12 R)
• M3: 1,192,445 km (0.085 R)
• M4: 1,605,484 km (0.051 R)
• M5: 2,156,902 km (0.1 R)
• M6: 2,704,730 km (0.046 R)
• M7: 3,378,219 km (0.051 R)
• M8: 4,018,348 km (0.087 R)
• M9: 4,582,033 km (0.038 R)
• M10: 5,137,041 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 9.2

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.81 AU - 0.99 AU

Year: 579 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 104.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,389,826 km

• M1: 114,592 km (0.085 R)
• M2: 408,103 km (0.11 R)
• M3: 851,661 km (0.071 R)
• M4: 1,190,051 km (0.084 R)
• M5: 1,492,089 km (0.043 R)
• M6: 2,104,244 km (0.062 R)
• M7: 2,434,705 km (0.117 R)
• M8: 2,789,252 km (0.079 R)
• M9: 3,465,734 km (0.117 R)
• M10: 4,219,258 km (0.086 R)
• M11: 4,567,522 km (0.096 R)
• M12: 5,207,203 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.4

Radius: 10

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.2 AU - 1.76 AU

Year: 1221 Days

Day: 11.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,389,826 km

• M1: 124,316 km (0.047 R)
• M2: 452,982 km (0.076 R)
• M3: 1,149,211 km (0.113 R)
• M4: 1,553,574 km (0.12 R)
• M5: 1,973,794 km (0.102 R)
• M6: 2,345,994 km (0.103 R)
• M7: 2,728,516 km (0.087 R)
• M8: 3,234,156 km (0.112 R)
• M9: 3,847,657 km (0.112 R)
• M10: 4,198,913 km (0.095 R)
• M11: 5,096,949 km (0.061 R)
• M12: 5,621,589 km (0.096 R)
• M13: 6,531,443 km (0.032 R)
• M14: 7,784,176 km (0.11 R)
• M15: 8,968,243 km (0.119 R)
• M16: 9,880,341 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.3

Radius: 9.6

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.52 AU - 3.4 AU

Year: 3454 Days

Day: 6.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,389,826 km

• M1: 119,828 km (0.059 R)
• M2: 479,012 km (0.11 R)
• M3: 924,814 km (0.119 R)
• M4: 1,271,881 km (0.1 R)
• M5: 1,627,774 km (0.087 R)
• M6: 1,972,747 km (0.1 R)
• M7: 2,395,810 km (0.045 R)
• M8: 2,895,467 km (0.062 R)
• M9: 4,341,330 km (0.093 R)
• M10: 4,988,640 km (0.117 R)
• M11: 5,515,374 km (0.072 R)
• M12: 6,446,322 km (0.037 R)
• M13: 7,351,688 km (0.114 R)
• M14: 7,769,515 km (0.109 R)
• M15: 9,228,543 km (0.027 R)
• M16: 12,863,622 km (0.051 R)
• M17: 13,282,197 km (0.1 R)
• M18: 14,642,939 km (0.061 R)
• M19: 18,156,095 km (0.078 R)
• M20: 19,220,185 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.3

Radius: 4.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.38 AU - 7.2 AU

Year: 10700 Days

Day: 18.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,389,826 km

• M1: 59,690 km (0.119 R)
• M2: 233,073 km (0.118 R)
• M3: 453,431 km (0.116 R)
• M4: 615,146 km (0.111 R)
• M5: 889,958 km (0.096 R)
• M6: 1,534,276 km (0.088 R)
• M7: 3,437,310 km (0.079 R)
• M8: 3,903,607 km (0.1 R)
• M9: 4,887,213 km (0.083 R)
• M10: 6,054,076 km (0.087 R)
• M11: 7,169,777 km (0.063 R)
• M12: 9,108,865 km (0.051 R)
• M13: 14,849,683 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.5

Radius: 3.4

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.96 AU - 7.12 AU

Year: 11344 Days

Day: 23.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,389,826 km

• M1: 56,548 km (0.09 R)
• M2: 178,021 km (0.054 R)
• M3: 394,639 km (0.049 R)
• M4: 612,603 km (0.092 R)
• M5: 783,294 km (0.116 R)
• M6: 1,050,327 km (0.118 R)
• M7: 1,158,636 km (0.106 R)
• M8: 1,541,756 km (0.082 R)
• M9: 2,266,707 km (0.119 R)
• M10: 2,500,080 km (0.083 R)
• M11: 2,622,600 km (0.11 R)
• M12: 3,255,549 km (0.083 R)
• M13: 3,775,701 km (0.115 R)
• M14: 4,424,656 km (0.059 R)
• M15: 5,908,966 km (0.048 R)
• M16: 9,769,040 km (0.115 R)
• M17: 10,295,475 km (0.037 R)
• M18: 11,742,685 km (0.09 R)
• M19: 16,763,489 km (0.081 R)
• M20: 17,516,714 km (0.066 R)
• M21: 17,772,676 km (0.107 R)
• M22: 17,966,405 km (0.093 R)
• M23: 19,023,015 km (0.117 R)
• M24: 19,842,362 km (0.044 R)
• M25: 19,981,040 km (0.08 R)
• M26: 20,330,799 km (0.066 R)
• M27: 23,354,771 km (0.104 R)
• M28: 26,580,849 km (0.084 R)
• M29: 29,909,102 km (0.064 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: 485 - 13,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit