🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

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: 80.8

Radius: 14.7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.79 AU - 0.81 AU

Year: 494 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,401,077 km

• M1: 182,809 km (0.097 R)
• M2: 804,537 km (0.104 R)
• M3: 1,391,111 km (0.075 R)
• M4: 1,931,159 km (0.116 R)
• M5: 3,032,349 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.6

Radius: 11

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.82 AU - 1.19 AU

Year: 690 Days

Day: 13.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,401,077 km

• M1: 136,882 km (0.12 R)
• M2: 527,632 km (0.074 R)
• M3: 885,171 km (0.093 R)
• M4: 1,470,397 km (0.062 R)
• M5: 2,040,365 km (0.09 R)
• M6: 3,460,797 km (0.066 R)
• M7: 4,012,215 km (0.103 R)
• M8: 4,871,804 km (0.118 R)
• M9: 5,565,789 km (0.082 R)
• M10: 6,163,582 km (0.114 R)
• M11: 7,905,200 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 11

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.63 AU

Year: 1255 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,401,077 km

• M1: 136,732 km (0.119 R)
• M2: 527,183 km (0.081 R)
• M3: 1,021,454 km (0.101 R)
• M4: 1,757,775 km (0.111 R)
• M5: 2,244,118 km (0.068 R)
• M6: 2,620,805 km (0.11 R)
• M7: 3,142,004 km (0.051 R)
• M8: 4,409,547 km (0.088 R)
• M9: 5,041,747 km (0.113 R)
• M10: 5,408,113 km (0.101 R)
• M11: 5,971,199 km (0.094 R)
• M12: 7,237,395 km (0.114 R)
• M13: 8,292,360 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 8.6

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.44 AU - 3.54 AU

Year: 4500 Days

Day: 7.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,401,077 km

• M1: 106,962 km (0.025 R)
• M2: 434,133 km (0.109 R)
• M3: 1,118,094 km (0.105 R)
• M4: 1,954,646 km (0.101 R)
• M5: 2,431,115 km (0.051 R)
• M6: 3,340,820 km (0.032 R)
• M7: 3,726,782 km (0.109 R)
• M8: 4,263,091 km (0.055 R)
• M9: 4,770,377 km (0.031 R)
• M10: 5,038,755 km (0.115 R)
• M11: 5,694,892 km (0.114 R)
• M12: 6,090,279 km (0.106 R)
• M13: 6,602,053 km (0.056 R)
• M14: 8,739,956 km (0.075 R)
• M15: 9,143,272 km (0.083 R)
• M16: 12,373,838 km (0.083 R)
• M17: 13,142,323 km (0.102 R)
• M18: 14,382,190 km (0.084 R)
• M19: 15,698,202 km (0.082 R)
• M20: 16,537,596 km (0.115 R)
• M21: 16,968,288 km (0.116 R)
• M22: 19,711,763 km (0.12 R)
• M23: 21,260,700 km (0.106 R)
• M24: 22,064,788 km (0.054 R)
• M25: 22,362,189 km (0.115 R)
• M26: 25,566,725 km (0.107 R)
• M27: 27,406,480 km (0.078 R)
• M28: 29,422,460 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.9

Radius: 11.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.21 AU - 3.89 AU

Year: 4617 Days

Day: 10.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,401,077 km

• M1: 146,157 km (0.034 R)
• M2: 735,573 km (0.047 R)
• M3: 1,132,905 km (0.111 R)
• M4: 1,541,756 km (0.117 R)
• M5: 1,926,671 km (0.06 R)
• M6: 2,427,525 km (0.097 R)
• M7: 2,969,368 km (0.031 R)
• M8: 3,960,005 km (0.101 R)
• M9: 4,532,067 km (0.117 R)
• M10: 6,131,867 km (0.036 R)
• M11: 6,846,047 km (0.089 R)
• M12: 8,843,179 km (0.087 R)
• M13: 10,026,947 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.7

Radius: 12.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.31 AU - 4.39 AU

Year: 6262 Days

Day: 5.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,401,077 km

• M1: 151,692 km (0.115 R)
• M2: 541,095 km (0.109 R)
• M3: 1,209,349 km (0.116 R)
• M4: 1,833,322 km (0.077 R)
• M5: 2,461,783 km (0.088 R)
• M6: 3,436,113 km (0.107 R)
• M7: 4,892,000 km (0.06 R)
• M8: 6,816,427 km (0.046 R)
• M9: 7,779,388 km (0.108 R)
• M10: 9,277,162 km (0.094 R)
• M11: 14,150,612 km (0.08 R)
• M12: 15,339,616 km (0.025 R)
• M13: 18,391,562 km (0.12 R)
• M14: 19,059,517 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527

Radius: 11.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.67 AU - 4.91 AU

Year: 7236 Days

Day: 14.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,401,077 km

• M1: 140,622 km (0.117 R)
• M2: 1,083,089 km (0.075 R)
• M3: 1,563,447 km (0.078 R)
• M4: 1,999,974 km (0.079 R)
• M5: 2,517,732 km (0.12 R)
• M6: 3,123,753 km (0.061 R)
• M7: 3,662,904 km (0.105 R)
• M8: 4,365,565 km (0.07 R)
• M9: 5,013,174 km (0.115 R)
• M10: 5,723,764 km (0.111 R)
• M11: 6,135,906 km (0.107 R)
• M12: 6,739,534 km (0.064 R)
• M13: 7,910,137 km (0.068 R)
• M14: 9,297,508 km (0.116 R)
• M15: 12,286,772 km (0.049 R)
• M16: 17,328,071 km (0.12 R)
• M17: 19,440,094 km (0.083 R)
• M18: 21,948,102 km (0.066 R)
• M19: 25,759,856 km (0.096 R)
• M20: 29,802,888 km (0.119 R)
• M21: 32,024,267 km (0.079 R)
• M22: 34,353,805 km (0.103 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: 293 - 15,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit