🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.3

Radius: 11.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.84 AU - 1.4 AU

Year: 778 Days

Day: 11.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,834,568 km

• M1: 148,102 km (0.111 R)
• M2: 701,764 km (0.106 R)
• M3: 1,154,447 km (0.073 R)
• M4: 1,707,211 km (0.069 R)
• M5: 3,320,175 km (0.103 R)
• M6: 3,869,499 km (0.086 R)
• M7: 4,709,790 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.6

Radius: 14.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.12 AU - 1.24 AU

Year: 841 Days

Day: 14.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,834,568 km

• M1: 179,069 km (0.076 R)
• M2: 649,704 km (0.101 R)
• M3: 1,193,193 km (0.119 R)
• M4: 1,802,804 km (0.11 R)
• M5: 2,379,653 km (0.089 R)
• M6: 3,364,606 km (0.112 R)
• M7: 4,006,829 km (0.072 R)
• M8: 5,227,997 km (0.078 R)
• M9: 6,243,168 km (0.051 R)
• M10: 7,076,129 km (0.079 R)
• M11: 7,804,970 km (0.091 R)
• M12: 8,556,699 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.8

Radius: 10.8

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.98 AU - 1.48 AU

Year: 895 Days

Day: 6.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,834,568 km

• M1: 134,339 km (0.044 R)
• M2: 502,200 km (0.119 R)
• M3: 1,216,829 km (0.052 R)
• M4: 1,803,552 km (0.106 R)
• M5: 2,158,099 km (0.112 R)
• M6: 2,679,747 km (0.093 R)
• M7: 3,131,831 km (0.096 R)
• M8: 3,634,480 km (0.073 R)
• M9: 4,342,228 km (0.118 R)
• M10: 4,765,590 km (0.042 R)
• M11: 5,373,107 km (0.082 R)
• M12: 6,117,506 km (0.111 R)
• M13: 7,023,770 km (0.044 R)
• M14: 7,785,821 km (0.113 R)
• M15: 8,413,085 km (0.102 R)
• M16: 9,073,560 km (0.069 R)
• M17: 9,947,510 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.8

Radius: 10.5

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.6 AU - 1.74 AU

Year: 1416 Days

Day: 8.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,834,568 km

• M1: 130,599 km (0.047 R)
• M2: 492,027 km (0.065 R)
• M3: 1,042,697 km (0.093 R)
• M4: 1,417,589 km (0.105 R)
• M5: 2,461,932 km (0.071 R)
• M6: 3,419,957 km (0.07 R)
• M7: 4,748,685 km (0.069 R)
• M8: 5,485,455 km (0.078 R)
• M9: 6,949,719 km (0.088 R)
• M10: 9,660,133 km (0.119 R)
• M11: 10,806,651 km (0.114 R)
• M12: 12,810,514 km (0.11 R)
• M13: 13,368,066 km (0.062 R)
• M14: 13,900,335 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.1

Radius: 13.6

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.39 AU - 2.49 AU

Year: 2500 Days

Day: 14.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,834,568 km

• M1: 191,635 km (0.044 R)
• M2: 624,870 km (0.093 R)
• M3: 1,412,353 km (0.068 R)
• M4: 1,918,144 km (0.049 R)
• M5: 2,686,179 km (0.077 R)
• M6: 3,207,678 km (0.084 R)
• M7: 4,021,191 km (0.115 R)
• M8: 4,858,490 km (0.068 R)
• M9: 5,686,963 km (0.102 R)
• M10: 6,527,404 km (0.095 R)
• M11: 8,048,665 km (0.069 R)
• M12: 9,243,353 km (0.098 R)
• M13: 10,590,033 km (0.106 R)
• M14: 11,041,370 km (0.115 R)
• M15: 11,623,605 km (0.098 R)
• M16: 12,681,561 km (0.055 R)
• M17: 14,342,097 km (0.108 R)
• M18: 15,130,179 km (0.093 R)
• M19: 16,591,152 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.6

Radius: 10.8

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.58 AU - 4 AU

Year: 3915 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,834,568 km

• M1: 134,339 km (0.026 R)
• M2: 629,508 km (0.071 R)
• M3: 1,124,078 km (0.081 R)
• M4: 1,654,852 km (0.09 R)
• M5: 2,136,108 km (0.075 R)
• M6: 2,573,831 km (0.109 R)
• M7: 3,363,110 km (0.056 R)
• M8: 4,306,624 km (0.025 R)
• M9: 4,957,673 km (0.119 R)
• M10: 5,474,085 km (0.108 R)
• M11: 7,275,692 km (0.037 R)
• M12: 9,402,077 km (0.055 R)
• M13: 10,024,254 km (0.102 R)
• M14: 10,851,680 km (0.116 R)
• M15: 12,153,181 km (0.105 R)
• M16: 12,592,850 km (0.057 R)
• M17: 14,952,606 km (0.107 R)
• M18: 16,621,071 km (0.062 R)
• M19: 17,163,214 km (0.102 R)
• M20: 18,538,168 km (0.111 R)
• M21: 22,880,994 km (0.103 R)
• M22: 25,090,555 km (0.091 R)
• M23: 26,125,922 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.8

Radius: 14.6

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.03 AU - 4.43 AU

Year: 4726 Days

Day: 14.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,834,568 km

• M1: 181,612 km (0.102 R)
• M2: 802,742 km (0.074 R)
• M3: 1,570,030 km (0.068 R)
• M4: 2,601,208 km (0.092 R)
• M5: 3,405,296 km (0.104 R)
• M6: 5,192,542 km (0.069 R)
• M7: 6,162,834 km (0.101 R)
• M8: 10,802,462 km (0.118 R)
• M9: 12,954,876 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.9

Radius: 9.2

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.07 AU - 4.51 AU

Year: 4840 Days

Day: 6.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,834,568 km

• M1: 117,135 km (0.095 R)
• M2: 460,313 km (0.056 R)
• M3: 791,672 km (0.083 R)
• M4: 1,671,008 km (0.076 R)
• M5: 2,353,623 km (0.101 R)
• M6: 3,024,719 km (0.083 R)
• M7: 3,628,496 km (0.093 R)
• M8: 4,669,997 km (0.076 R)
• M9: 5,206,903 km (0.095 R)
• M10: 6,162,983 km (0.069 R)
• M11: 6,465,321 km (0.083 R)
• M12: 8,383,016 km (0.116 R)
• M13: 8,754,916 km (0.116 R)
• M14: 10,695,500 km (0.032 R)
• M15: 12,280,190 km (0.077 R)
• M16: 12,955,924 km (0.097 R)
• M17: 13,963,914 km (0.101 R)
• M18: 14,593,272 km (0.062 R)
• M19: 15,461,838 km (0.089 R)
• M20: 16,828,713 km (0.096 R)
• M21: 20,662,607 km (0.109 R)
• M22: 21,136,833 km (0.108 R)
• M23: 21,896,491 km (0.091 R)
• M24: 23,470,560 km (0.106 R)
• M25: 26,682,575 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.6

Radius: 12.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.75 AU - 5.75 AU

Year: 6791 Days

Day: 5.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,834,568 km

• M1: 160,369 km (0.09 R)
• M2: 1,083,388 km (0.064 R)
• M3: 2,806,755 km (0.081 R)
• M4: 4,477,315 km (0.073 R)
• M5: 7,184,737 km (0.057 R)
• M6: 8,146,352 km (0.114 R)
• M7: 9,868,822 km (0.079 R)
• M8: 14,178,587 km (0.103 R)
• M9: 16,715,318 km (0.107 R)
• M10: 18,399,790 km (0.1 R)
• M11: 19,347,343 km (0.032 R)
• M12: 20,930,986 km (0.102 R)
• M13: 22,457,034 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 12,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit