🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.7

Radius: 9.2

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.94 AU - 1.16 AU

Year: 743 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 15,551,824 km

• M1: 114,742 km (0.102 R)
• M2: 722,259 km (0.111 R)
• M3: 1,102,985 km (0.099 R)
• M4: 1,638,097 km (0.103 R)
• M5: 2,282,714 km (0.108 R)
• M6: 2,618,412 km (0.088 R)
• M7: 4,166,450 km (0.094 R)
• M8: 4,731,332 km (0.049 R)
• M9: 5,750,991 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.6

Radius: 10.2

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.02 AU - 1.66 AU

Year: 1071 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,551,824 km

• M1: 127,009 km (0.11 R)
• M2: 581,936 km (0.103 R)
• M3: 1,111,063 km (0.117 R)
• M4: 1,535,772 km (0.093 R)
• M5: 1,934,001 km (0.1 R)
• M6: 2,263,416 km (0.089 R)
• M7: 2,796,283 km (0.086 R)
• M8: 3,441,349 km (0.074 R)
• M9: 3,880,569 km (0.106 R)
• M10: 4,304,230 km (0.065 R)
• M11: 5,386,571 km (0.096 R)
• M12: 5,828,183 km (0.101 R)
• M13: 6,547,600 km (0.072 R)
• M14: 7,350,342 km (0.115 R)
• M15: 9,268,934 km (0.088 R)
• M16: 9,750,490 km (0.06 R)
• M17: 10,961,485 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.5

Radius: 9.1

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.05 AU - 1.67 AU

Year: 1095 Days

Day: 12.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,551,824 km

• M1: 114,742 km (0.076 R)
• M2: 502,798 km (0.086 R)
• M3: 810,372 km (0.078 R)
• M4: 1,393,654 km (0.071 R)
• M5: 1,875,957 km (0.115 R)
• M6: 2,477,640 km (0.049 R)
• M7: 3,081,567 km (0.085 R)
• M8: 4,581,435 km (0.106 R)
• M9: 4,920,872 km (0.052 R)
• M10: 5,895,353 km (0.066 R)
• M11: 6,993,252 km (0.104 R)
• M12: 7,739,296 km (0.049 R)
• M13: 8,405,007 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 10.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.66 AU - 2.68 AU

Year: 3011 Days

Day: 7.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,551,824 km

• M1: 130,599 km (0.085 R)
• M2: 528,380 km (0.086 R)
• M3: 894,296 km (0.043 R)
• M4: 1,253,181 km (0.12 R)
• M5: 1,960,630 km (0.094 R)
• M6: 2,979,990 km (0.1 R)
• M7: 4,321,284 km (0.076 R)
• M8: 4,998,962 km (0.105 R)
• M9: 5,771,486 km (0.054 R)
• M10: 6,621,501 km (0.082 R)
• M11: 8,736,366 km (0.062 R)
• M12: 9,145,666 km (0.064 R)
• M13: 12,000,143 km (0.084 R)
• M14: 12,420,962 km (0.067 R)
• M15: 13,834,512 km (0.031 R)
• M16: 14,770,695 km (0.052 R)
• M17: 15,648,835 km (0.095 R)
• M18: 17,136,286 km (0.045 R)
• M19: 18,051,077 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 9.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.88 AU - 3.18 AU

Year: 3641 Days

Day: 11.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,551,824 km

• M1: 113,096 km (0.101 R)
• M2: 453,431 km (0.068 R)
• M3: 1,220,719 km (0.119 R)
• M4: 1,545,196 km (0.056 R)
• M5: 1,841,550 km (0.082 R)
• M6: 3,469,923 km (0.101 R)
• M7: 4,131,444 km (0.068 R)
• M8: 6,832,733 km (0.065 R)
• M9: 7,481,539 km (0.099 R)
• M10: 8,901,971 km (0.111 R)
• M11: 10,614,567 km (0.069 R)
• M12: 15,706,131 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 11.1

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.18 AU - 4.1 AU

Year: 4794 Days

Day: 12.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 179.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 15,551,824 km

• M1: 138,079 km (0.071 R)
• M2: 496,964 km (0.096 R)
• M3: 1,169,107 km (0.097 R)
• M4: 1,623,137 km (0.101 R)
• M5: 1,985,164 km (0.093 R)
• M6: 3,498,496 km (0.092 R)
• M7: 4,356,140 km (0.087 R)
• M8: 4,715,325 km (0.027 R)
• M9: 5,493,683 km (0.113 R)
• M10: 5,975,687 km (0.106 R)
• M11: 6,387,979 km (0.087 R)
• M12: 6,751,651 km (0.034 R)
• M13: 8,622,672 km (0.12 R)
• M14: 9,916,394 km (0.088 R)
• M15: 12,218,705 km (0.119 R)
• M16: 13,042,242 km (0.103 R)
• M17: 13,738,171 km (0.046 R)
• M18: 14,234,237 km (0.103 R)
• M19: 15,438,650 km (0.114 R)
• M20: 17,148,554 km (0.111 R)
• M21: 19,253,396 km (0.034 R)
• M22: 20,367,900 km (0.087 R)
• M23: 22,345,584 km (0.114 R)
• M24: 22,725,413 km (0.103 R)
• M25: 24,770,565 km (0.116 R)
• M26: 26,340,595 km (0.109 R)
• M27: 30,787,990 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 8.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.78 AU - 5.1 AU

Year: 6458 Days

Day: 8.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,551,824 km

• M1: 103,223 km (0.113 R)
• M2: 964,308 km (0.11 R)
• M3: 1,931,907 km (0.096 R)
• M4: 2,338,664 km (0.1 R)
• M5: 2,964,132 km (0.118 R)
• M6: 3,767,323 km (0.039 R)
• M7: 6,804,758 km (0.098 R)
• M8: 7,156,014 km (0.103 R)
• M9: 10,666,927 km (0.086 R)
• M10: 12,054,596 km (0.117 R)
• M11: 12,449,385 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit