🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

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: 593

Radius: 8.5

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.61 AU - 0.75 AU

Year: 357 Days

Day: 5.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,234,706 km

• M1: 108,159 km (0.117 R)
• M2: 373,546 km (0.103 R)
• M3: 733,179 km (0.06 R)
• M4: 1,060,499 km (0.082 R)
• M5: 1,399,189 km (0.109 R)
• M6: 1,883,437 km (0.091 R)
• M7: 2,403,888 km (0.098 R)
• M8: 3,852,295 km (0.117 R)
• M9: 4,430,790 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 8.8

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.67 AU - 0.89 AU

Year: 438 Days

Day: 10.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,234,706 km

• M1: 109,655 km (0.057 R)
• M2: 404,213 km (0.086 R)
• M3: 741,257 km (0.04 R)
• M4: 1,079,947 km (0.112 R)
• M5: 1,362,388 km (0.111 R)
• M6: 1,710,053 km (0.048 R)
• M7: 2,142,989 km (0.106 R)
• M8: 3,253,155 km (0.103 R)
• M9: 3,532,604 km (0.096 R)
• M10: 4,182,008 km (0.111 R)
• M11: 4,723,254 km (0.12 R)
• M12: 5,131,057 km (0.104 R)
• M13: 5,511,335 km (0.03 R)
• M14: 5,892,511 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.5

Radius: 14.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.75 AU - 1.01 AU

Year: 525 Days

Day: 5 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 13,234,706 km

• M1: 182,061 km (0.117 R)
• M2: 1,029,533 km (0.115 R)
• M3: 1,491,940 km (0.118 R)
• M4: 2,128,628 km (0.057 R)
• M5: 2,641,898 km (0.101 R)
• M6: 3,876,230 km (0.068 R)
• M7: 4,347,314 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.1

Radius: 9

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.11 AU - 1.71 AU

Year: 1065 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,234,706 km

• M1: 111,899 km (0.103 R)
• M2: 405,111 km (0.118 R)
• M3: 826,528 km (0.117 R)
• M4: 1,111,662 km (0.097 R)
• M5: 1,522,607 km (0.061 R)
• M6: 1,991,596 km (0.116 R)
• M7: 2,398,503 km (0.076 R)
• M8: 3,036,388 km (0.098 R)
• M9: 3,783,031 km (0.082 R)
• M10: 4,165,403 km (0.049 R)
• M11: 5,007,938 km (0.078 R)
• M12: 5,743,212 km (0.025 R)
• M13: 9,448,003 km (0.053 R)
• M14: 9,750,789 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 11.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.71 AU - 2.09 AU

Year: 1665 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 13,234,706 km

• M1: 143,016 km (0.116 R)
• M2: 511,176 km (0.085 R)
• M3: 1,145,920 km (0.083 R)
• M4: 1,520,812 km (0.075 R)
• M5: 2,079,111 km (0.073 R)
• M6: 2,594,625 km (0.067 R)
• M7: 3,271,705 km (0.094 R)
• M8: 3,815,045 km (0.111 R)
• M9: 4,732,379 km (0.094 R)
• M10: 5,168,158 km (0.074 R)
• M11: 5,907,321 km (0.095 R)
• M12: 6,488,209 km (0.111 R)
• M13: 9,043,790 km (0.032 R)
• M14: 10,632,519 km (0.087 R)
• M15: 11,310,197 km (0.118 R)
• M16: 12,633,839 km (0.105 R)
• M17: 13,070,366 km (0.056 R)
• M18: 13,931,900 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.5

Radius: 8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.26 AU - 3.38 AU

Year: 3011 Days

Day: 8.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 13,234,706 km

• M1: 99,632 km (0.107 R)
• M2: 360,830 km (0.044 R)
• M3: 610,958 km (0.045 R)
• M4: 998,117 km (0.076 R)
• M5: 1,314,516 km (0.104 R)
• M6: 1,677,890 km (0.114 R)
• M7: 2,015,831 km (0.109 R)
• M8: 2,437,249 km (0.069 R)
• M9: 2,703,682 km (0.106 R)
• M10: 3,094,432 km (0.068 R)
• M11: 4,496,912 km (0.116 R)
• M12: 6,038,069 km (0.063 R)
• M13: 6,888,832 km (0.069 R)
• M14: 7,591,643 km (0.097 R)
• M15: 8,105,512 km (0.117 R)
• M16: 8,703,455 km (0.085 R)
• M17: 10,156,199 km (0.039 R)
• M18: 10,569,389 km (0.082 R)
• M19: 10,851,082 km (0.087 R)
• M20: 11,246,618 km (0.078 R)
• M21: 13,950,600 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.1

Radius: 10

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.61 AU - 3.39 AU

Year: 3304 Days

Day: 14.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 13,234,706 km

• M1: 124,316 km (0.03 R)
• M2: 471,383 km (0.117 R)
• M3: 849,417 km (0.084 R)
• M4: 1,989,203 km (0.086 R)
• M5: 2,844,454 km (0.065 R)
• M6: 3,449,577 km (0.084 R)
• M7: 4,067,417 km (0.101 R)
• M8: 4,718,317 km (0.1 R)
• M9: 5,287,686 km (0.098 R)
• M10: 5,993,788 km (0.119 R)
• M11: 6,322,006 km (0.06 R)
• M12: 6,786,657 km (0.087 R)
• M13: 9,906,521 km (0.115 R)
• M14: 10,333,174 km (0.107 R)
• M15: 11,013,545 km (0.092 R)
• M16: 12,806,775 km (0.066 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: 528 - 15,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit