🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377

Radius: 15

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.28 AU - 1.3 AU

Year: 994 Days

Day: 10.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,885,180 km

• M1: 186,549 km (0.075 R)
• M2: 801,545 km (0.054 R)
• M3: 1,318,705 km (0.049 R)
• M4: 1,887,626 km (0.095 R)
• M5: 3,526,022 km (0.078 R)
• M6: 4,265,185 km (0.105 R)
• M7: 5,018,859 km (0.095 R)
• M8: 5,860,197 km (0.089 R)
• M9: 7,207,625 km (0.075 R)
• M10: 7,707,881 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.2

Radius: 13.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.59 AU - 1.85 AU

Year: 1530 Days

Day: 14.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,885,180 km

• M1: 162,912 km (0.116 R)
• M2: 574,007 km (0.114 R)
• M3: 1,341,145 km (0.091 R)
• M4: 1,792,033 km (0.116 R)
• M5: 2,715,052 km (0.032 R)
• M6: 3,284,870 km (0.101 R)
• M7: 4,227,337 km (0.086 R)
• M8: 4,743,300 km (0.12 R)
• M9: 6,014,732 km (0.097 R)
• M10: 6,645,287 km (0.074 R)
• M11: 8,205,593 km (0.067 R)
• M12: 9,934,196 km (0.104 R)
• M13: 11,054,385 km (0.042 R)
• M14: 11,539,381 km (0.084 R)
• M15: 12,515,059 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.4

Radius: 8.3

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.15 AU - 2.31 AU

Year: 2259 Days

Day: 12.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,885,180 km

• M1: 103,223 km (0.094 R)
• M2: 480,359 km (0.117 R)
• M3: 803,041 km (0.09 R)
• M4: 1,070,971 km (0.087 R)
• M5: 1,728,603 km (0.101 R)
• M6: 2,457,893 km (0.101 R)
• M7: 2,814,235 km (0.12 R)
• M8: 3,762,536 km (0.105 R)
• M9: 4,095,092 km (0.11 R)
• M10: 4,362,424 km (0.098 R)
• M11: 4,707,695 km (0.117 R)
• M12: 5,355,753 km (0.105 R)
• M13: 5,931,406 km (0.109 R)
• M14: 6,247,805 km (0.077 R)
• M15: 6,631,075 km (0.07 R)
• M16: 7,059,224 km (0.08 R)
• M17: 9,305,287 km (0.07 R)
• M18: 10,174,301 km (0.116 R)
• M19: 10,628,630 km (0.072 R)
• M20: 11,096,272 km (0.106 R)
• M21: 11,782,328 km (0.064 R)
• M22: 16,095,684 km (0.117 R)
• M23: 17,721,813 km (0.089 R)
• M24: 17,993,931 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.4

Radius: 12.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.6 AU - 3.9 AU

Year: 4925 Days

Day: 15 Hours

Environment

Temp: -226 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,885,180 km

• M1: 176,525 km (0.086 R)
• M2: 587,321 km (0.107 R)
• M3: 1,150,258 km (0.082 R)
• M4: 1,611,468 km (0.084 R)
• M5: 2,086,142 km (0.084 R)
• M6: 2,502,922 km (0.079 R)
• M7: 3,430,578 km (0.107 R)
• M8: 7,187,131 km (0.063 R)
• M9: 8,039,689 km (0.108 R)
• M10: 12,732,724 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.8

Radius: 4.1

Gravity: 46.75 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.42 AU - 5.88 AU

Year: 9109 Days

Day: 24.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,885,180 km

• M1: 51,162 km (0.052 R)
• M2: 180,265 km (0.106 R)
• M3: 400,174 km (0.073 R)
• M4: 878,738 km (0.098 R)
• M5: 1,176,138 km (0.073 R)
• M6: 1,985,014 km (0.116 R)
• M7: 2,122,794 km (0.042 R)
• M8: 2,285,257 km (0.113 R)
• M9: 2,759,782 km (0.116 R)
• M10: 3,540,533 km (0.106 R)
• M11: 4,458,316 km (0.094 R)
• M12: 5,162,772 km (0.11 R)
• M13: 5,325,235 km (0.093 R)
• M14: 5,903,132 km (0.096 R)
• M15: 6,372,570 km (0.053 R)
• M16: 7,263,276 km (0.049 R)
• M17: 7,929,884 km (0.057 R)
• M18: 8,059,286 km (0.102 R)
• M19: 8,411,290 km (0.08 R)
• M20: 11,660,556 km (0.052 R)
• M21: 11,827,956 km (0.119 R)
• M22: 12,572,205 km (0.107 R)
• M23: 12,807,373 km (0.109 R)
• M24: 20,401,709 km (0.088 R)
• M25: 21,054,554 km (0.063 R)
• M26: 24,896,526 km (0.102 R)
• M27: 25,735,920 km (0.055 R)
• M28: 34,846,131 km (0.081 R)
• M29: 36,846,255 km (0.094 R)
• M30: 38,921,626 km (0.078 R)
• M31: 44,516,138 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921

Radius: 4.4

Gravity: 47.57 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.72 AU - 8.62 AU

Year: 15839 Days

Day: 24.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 71,885,180 km

• M1: 63,729 km (0.088 R)
• M2: 205,398 km (0.072 R)
• M3: 638,035 km (0.058 R)
• M4: 998,865 km (0.049 R)
• M5: 1,163,722 km (0.116 R)
• M6: 2,013,587 km (0.11 R)
• M7: 2,636,064 km (0.108 R)
• M8: 4,933,289 km (0.116 R)
• M9: 5,078,100 km (0.109 R)
• M10: 5,338,550 km (0.07 R)
• M11: 5,686,365 km (0.05 R)
• M12: 6,384,538 km (0.111 R)
• M13: 6,556,725 km (0.073 R)
• M14: 6,776,335 km (0.115 R)
• M15: 7,370,537 km (0.104 R)
• M16: 7,560,078 km (0.063 R)
• M17: 8,557,297 km (0.103 R)
• M18: 8,766,884 km (0.116 R)
• M19: 10,748,607 km (0.109 R)
• M20: 10,931,266 km (0.04 R)
• M21: 11,554,940 km (0.099 R)
• M22: 13,287,283 km (0.107 R)
• M23: 16,681,659 km (0.115 R)
• M24: 21,274,014 km (0.085 R)
• M25: 24,587,158 km (0.105 R)
• M26: 25,763,596 km (0.1 R)
• M27: 29,517,605 km (0.116 R)
• M28: 29,756,213 km (0.084 R)
• M29: 32,465,879 km (0.108 R)
• M30: 33,880,477 km (0.114 R)
• M31: 34,536,763 km (0.073 R)
• M32: 40,095,969 km (0.108 R)
• M33: 41,126,399 km (0.115 R)
• M34: 42,325,576 km (0.117 R)
• M35: 46,383,418 km (0.082 R)
• M36: 49,005,121 km (0.106 R)
• M37: 59,906,617 km (0.09 R)
• M38: 61,058,820 km (0.114 R)
• M39: 63,804,539 km (0.107 R)
• M40: 64,203,367 km (0.052 R)
• M41: 65,006,109 km (0.081 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: 545 - 19,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit