🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.5

Radius: 9.6

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.91 AU - 1.01 AU

Year: 638 Days

Day: 12.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 165.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,114,293 km

• M1: 122,371 km (0.066 R)
• M2: 424,409 km (0.092 R)
• M3: 739,013 km (0.071 R)
• M4: 1,064,838 km (0.076 R)
• M5: 1,372,860 km (0.065 R)
• M6: 1,869,973 km (0.107 R)
• M7: 2,185,774 km (0.112 R)
• M8: 2,537,629 km (0.079 R)
• M9: 2,843,706 km (0.07 R)
• M10: 3,396,320 km (0.093 R)
• M11: 4,003,987 km (0.098 R)
• M12: 4,469,685 km (0.083 R)
• M13: 5,870,819 km (0.079 R)
• M14: 6,810,593 km (0.115 R)
• M15: 7,204,484 km (0.115 R)
• M16: 7,753,358 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.9

Radius: 12.4

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.33 AU - 1.33 AU

Year: 1040 Days

Day: 7.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,114,293 km

• M1: 154,235 km (0.082 R)
• M2: 547,678 km (0.116 R)
• M3: 985,850 km (0.106 R)
• M4: 1,435,541 km (0.063 R)
• M5: 1,864,737 km (0.074 R)
• M6: 2,279,872 km (0.028 R)
• M7: 2,803,015 km (0.043 R)
• M8: 3,593,042 km (0.069 R)
• M9: 4,048,418 km (0.113 R)
• M10: 4,804,336 km (0.098 R)
• M11: 5,198,825 km (0.078 R)
• M12: 5,652,256 km (0.059 R)
• M13: 6,659,798 km (0.074 R)
• M14: 8,017,847 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946

Radius: 8.7

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.81 AU - 2.19 AU

Year: 1918 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,114,293 km

• M1: 109,356 km (0.098 R)
• M2: 491,429 km (0.118 R)
• M3: 911,051 km (0.073 R)
• M4: 1,237,623 km (0.088 R)
• M5: 1,652,757 km (0.116 R)
• M6: 2,171,712 km (0.064 R)
• M7: 2,575,178 km (0.097 R)
• M8: 3,092,487 km (0.092 R)
• M9: 3,623,111 km (0.087 R)
• M10: 4,354,794 km (0.11 R)
• M11: 4,909,952 km (0.108 R)
• M12: 5,632,509 km (0.109 R)
• M13: 6,640,201 km (0.087 R)
• M14: 7,672,725 km (0.114 R)
• M15: 8,875,043 km (0.116 R)
• M16: 10,567,594 km (0.068 R)
• M17: 11,254,547 km (0.092 R)
• M18: 12,257,451 km (0.119 R)
• M19: 12,972,828 km (0.116 R)
• M20: 13,494,326 km (0.087 R)
• M21: 14,120,244 km (0.11 R)
• M22: 16,870,301 km (0.119 R)
• M23: 17,334,952 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.7

Radius: 14.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.59 AU - 2.73 AU

Year: 2942 Days

Day: 9.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,114,293 km

• M1: 185,352 km (0.035 R)
• M2: 754,871 km (0.112 R)
• M3: 1,414,448 km (0.107 R)
• M4: 2,058,317 km (0.083 R)
• M5: 2,564,257 km (0.076 R)
• M6: 3,120,761 km (0.066 R)
• M7: 4,502,597 km (0.045 R)
• M8: 4,967,996 km (0.075 R)
• M9: 5,613,959 km (0.076 R)
• M10: 6,901,249 km (0.027 R)
• M11: 8,021,737 km (0.102 R)
• M12: 9,616,301 km (0.106 R)
• M13: 12,285,725 km (0.111 R)
• M14: 13,201,563 km (0.096 R)
• M15: 14,398,047 km (0.085 R)
• M16: 15,366,843 km (0.083 R)
• M17: 17,488,290 km (0.094 R)
• M18: 19,045,305 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.5

Radius: 14

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.34 AU - 4.94 AU

Year: 5713 Days

Day: 15 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,114,293 km

• M1: 174,132 km (0.12 R)
• M2: 788,979 km (0.097 R)
• M3: 1,364,482 km (0.118 R)
• M4: 2,142,989 km (0.077 R)
• M5: 2,895,467 km (0.114 R)
• M6: 3,619,520 km (0.089 R)
• M7: 4,215,518 km (0.114 R)
• M8: 4,930,297 km (0.104 R)
• M9: 6,152,960 km (0.07 R)
• M10: 7,861,817 km (0.105 R)
• M11: 8,431,635 km (0.074 R)
• M12: 10,442,380 km (0.082 R)
• M13: 12,449,385 km (0.082 R)
• M14: 13,705,708 km (0.107 R)
• M15: 17,089,163 km (0.08 R)
• M16: 20,707,487 km (0.063 R)
• M17: 21,796,859 km (0.113 R)
• M18: 24,888,897 km (0.057 R)
• M19: 25,458,566 km (0.08 R)
• M20: 27,999,336 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426

Radius: 5.2

Gravity: 15.75 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.81 AU - 7.45 AU

Year: 11579 Days

Day: 22.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,114,293 km

• M1: 64,626 km (0.093 R)
• M2: 252,671 km (0.117 R)
• M3: 524,939 km (0.09 R)
• M4: 902,973 km (0.106 R)
• M5: 1,107,473 km (0.073 R)
• M6: 1,293,274 km (0.116 R)
• M7: 1,540,858 km (0.088 R)
• M8: 2,166,476 km (0.09 R)
• M9: 2,696,053 km (0.042 R)
• M10: 3,772,858 km (0.082 R)
• M11: 5,628,620 km (0.076 R)
• M12: 8,451,532 km (0.089 R)
• M13: 9,176,483 km (0.066 R)
• M14: 10,853,326 km (0.096 R)
• M15: 11,116,019 km (0.106 R)
• M16: 11,490,912 km (0.112 R)
• M17: 13,016,212 km (0.119 R)
• M18: 13,492,980 km (0.113 R)
• M19: 18,098,799 km (0.117 R)
• M20: 19,069,989 km (0.065 R)
• M21: 22,360,394 km (0.08 R)
• M22: 24,451,922 km (0.1 R)
• M23: 27,730,808 km (0.07 R)
• M24: 27,926,482 km (0.09 R)
• M25: 29,322,679 km (0.117 R)
• M26: 34,915,993 km (0.051 R)
• M27: 36,300,671 km (0.111 R)
• M28: 43,117,248 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 13,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit