🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 12

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.85 AU - 1.13 AU

Year: 646 Days

Day: 9.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,920,703 km

• M1: 149,299 km (0.099 R)
• M2: 700,866 km (0.114 R)
• M3: 1,218,774 km (0.103 R)
• M4: 1,695,393 km (0.057 R)
• M5: 2,245,763 km (0.086 R)
• M6: 2,635,914 km (0.107 R)
• M7: 3,034,593 km (0.111 R)
• M8: 3,446,885 km (0.097 R)
• M9: 3,911,236 km (0.035 R)
• M10: 4,433,333 km (0.037 R)
• M11: 5,866,929 km (0.053 R)
• M12: 6,511,397 km (0.112 R)
• M13: 7,658,813 km (0.073 R)
• M14: 8,183,153 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.6

Radius: 14.5

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.99 AU - 2.75 AU

Year: 2393 Days

Day: 7.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 64,920,703 km

• M1: 206,744 km (0.085 R)
• M2: 1,051,823 km (0.077 R)
• M3: 3,757,749 km (0.104 R)
• M4: 4,642,770 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.5

Radius: 12.4

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.51 AU - 3.93 AU

Year: 4707 Days

Day: 5.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,920,703 km

• M1: 156,031 km (0.099 R)
• M2: 994,078 km (0.071 R)
• M3: 1,441,824 km (0.114 R)
• M4: 2,082,253 km (0.069 R)
• M5: 2,816,778 km (0.084 R)
• M6: 3,384,203 km (0.097 R)
• M7: 6,145,630 km (0.108 R)
• M8: 7,691,724 km (0.096 R)
• M9: 8,844,675 km (0.073 R)
• M10: 9,647,716 km (0.101 R)
• M11: 10,897,606 km (0.106 R)
• M12: 11,963,342 km (0.035 R)
• M13: 12,497,107 km (0.085 R)
• M14: 13,508,389 km (0.092 R)
• M15: 15,636,269 km (0.105 R)
• M16: 16,157,468 km (0.095 R)
• M17: 17,051,764 km (0.11 R)
• M18: 18,295,371 km (0.069 R)
• M19: 21,032,264 km (0.097 R)
• M20: 22,681,730 km (0.08 R)
• M21: 25,593,353 km (0.068 R)
• M22: 28,745,530 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.2

Radius: 13.3

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.44 AU - 4.24 AU

Year: 4936 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 172.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,920,703 km

• M1: 165,455 km (0.098 R)
• M2: 1,358,947 km (0.07 R)
• M3: 1,808,489 km (0.066 R)
• M4: 3,711,972 km (0.066 R)
• M5: 4,456,072 km (0.113 R)
• M6: 6,909,477 km (0.119 R)
• M7: 7,587,006 km (0.097 R)
• M8: 10,200,331 km (0.051 R)
• M9: 11,562,719 km (0.084 R)
• M10: 12,570,709 km (0.072 R)
• M11: 19,259,379 km (0.057 R)
• M12: 21,856,548 km (0.106 R)
• M13: 23,082,652 km (0.064 R)
• M14: 23,554,035 km (0.054 R)
• M15: 26,177,832 km (0.104 R)
• M16: 28,628,545 km (0.113 R)
• M17: 30,095,800 km (0.12 R)
• M18: 31,612,573 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306

Radius: 9.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.18 AU - 5 AU

Year: 5426 Days

Day: 5.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,920,703 km

• M1: 118,332 km (0.069 R)
• M2: 441,015 km (0.096 R)
• M3: 773,122 km (0.074 R)
• M4: 1,240,615 km (0.087 R)
• M5: 1,682,378 km (0.045 R)
• M6: 2,073,875 km (0.087 R)
• M7: 2,636,662 km (0.118 R)
• M8: 2,972,061 km (0.08 R)
• M9: 4,002,042 km (0.085 R)
• M10: 4,802,540 km (0.096 R)
• M11: 5,125,672 km (0.113 R)
• M12: 5,490,092 km (0.11 R)
• M13: 7,219,892 km (0.091 R)
• M14: 13,153,842 km (0.107 R)
• M15: 16,313,797 km (0.086 R)
• M16: 19,193,257 km (0.092 R)
• M17: 20,655,128 km (0.099 R)
• M18: 21,647,560 km (0.09 R)
• M19: 22,740,971 km (0.093 R)
• M20: 23,230,754 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.3

Radius: 3.4

Gravity: 58.76 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.03 AU - 9.67 AU

Year: 15828 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,920,703 km

• M1: 71,957 km (0.098 R)
• M2: 194,926 km (0.095 R)
• M3: 501,452 km (0.109 R)
• M4: 821,442 km (0.112 R)
• M5: 1,143,526 km (0.111 R)
• M6: 2,823,959 km (0.103 R)
• M7: 3,382,109 km (0.098 R)
• M8: 4,448,592 km (0.114 R)
• M9: 4,814,807 km (0.089 R)
• M10: 5,128,963 km (0.116 R)
• M11: 6,153,559 km (0.05 R)
• M12: 11,073,683 km (0.118 R)
• M13: 12,184,298 km (0.117 R)
• M14: 16,034,349 km (0.095 R)
• M15: 17,049,819 km (0.056 R)
• M16: 20,173,273 km (0.034 R)
• M17: 20,713,321 km (0.076 R)
• M18: 21,728,193 km (0.064 R)
• M19: 22,105,329 km (0.029 R)
• M20: 24,258,043 km (0.085 R)
• M21: 26,761,264 km (0.058 R)
• M22: 35,422,981 km (0.051 R)
• M23: 35,814,179 km (0.073 R)
• M24: 40,167,627 km (0.082 R)
• M25: 41,308,610 km (0.081 R)
• M26: 43,804,501 km (0.092 R)
• M27: 46,398,976 km (0.111 R)
• M28: 49,417,861 km (0.072 R)
• M29: 54,793,810 km (0.066 R)
• M30: 58,889,501 km (0.104 R)
• M31: 62,044,819 km (0.082 R)
• M32: 62,612,992 km (0.106 R)
• M33: 64,145,323 km (0.09 R)
• M34: 64,920,689 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 10,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit