🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.3

Radius: 12.3

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.55 AU - 0.57 AU

Year: 279 Days

Day: 9.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,897,924 km

• M1: 153,039 km (0.097 R)
• M2: 548,875 km (0.108 R)
• M3: 941,270 km (0.08 R)
• M4: 2,029,295 km (0.069 R)
• M5: 2,604,948 km (0.115 R)
• M6: 3,148,287 km (0.066 R)
• M7: 3,590,349 km (0.114 R)
• M8: 4,331,756 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 13.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.24 AU - 1.38 AU

Year: 1000 Days

Day: 11.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,897,924 km

• M1: 166,652 km (0.108 R)
• M2: 613,202 km (0.036 R)
• M3: 1,211,294 km (0.098 R)
• M4: 1,634,357 km (0.057 R)
• M5: 2,569,343 km (0.047 R)
• M6: 3,388,242 km (0.058 R)
• M7: 4,287,176 km (0.084 R)
• M8: 5,238,917 km (0.06 R)
• M9: 5,840,450 km (0.084 R)
• M10: 7,058,925 km (0.053 R)
• M11: 8,166,997 km (0.083 R)
• M12: 8,663,961 km (0.071 R)
• M13: 9,328,474 km (0.101 R)
• M14: 10,341,102 km (0.083 R)
• M15: 11,022,820 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 11.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.17 AU - 1.79 AU

Year: 1201 Days

Day: 11.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,897,924 km

• M1: 148,102 km (0.092 R)
• M2: 672,742 km (0.109 R)
• M3: 1,184,366 km (0.04 R)
• M4: 1,859,502 km (0.051 R)
• M5: 2,398,652 km (0.088 R)
• M6: 2,790,299 km (0.066 R)
• M7: 3,459,002 km (0.114 R)
• M8: 4,531,020 km (0.107 R)
• M9: 5,006,592 km (0.068 R)
• M10: 5,652,705 km (0.089 R)
• M11: 6,548,796 km (0.117 R)
• M12: 7,830,102 km (0.096 R)
• M13: 8,207,089 km (0.114 R)
• M14: 8,916,183 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.9

Radius: 12.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.11 AU - 3.47 AU

Year: 3108 Days

Day: 12.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,897,924 km

• M1: 163,660 km (0.087 R)
• M2: 931,097 km (0.1 R)
• M3: 1,318,107 km (0.058 R)
• M4: 1,741,768 km (0.066 R)
• M5: 2,294,981 km (0.089 R)
• M6: 2,948,424 km (0.11 R)
• M7: 3,427,886 km (0.061 R)
• M8: 4,034,355 km (0.106 R)
• M9: 4,881,229 km (0.081 R)
• M10: 5,990,348 km (0.107 R)
• M11: 7,517,293 km (0.114 R)
• M12: 7,929,286 km (0.117 R)
• M13: 11,517,690 km (0.118 R)
• M14: 15,876,074 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.9

Radius: 9.4

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.83 AU - 5.89 AU

Year: 7145 Days

Day: 9.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,897,924 km

• M1: 117,584 km (0.107 R)
• M2: 585,227 km (0.038 R)
• M3: 991,385 km (0.118 R)
• M4: 1,370,765 km (0.081 R)
• M5: 1,997,431 km (0.095 R)
• M6: 2,359,458 km (0.091 R)
• M7: 2,726,421 km (0.075 R)
• M8: 4,375,439 km (0.097 R)
• M9: 4,932,691 km (0.096 R)
• M10: 5,791,532 km (0.088 R)
• M11: 7,568,455 km (0.048 R)
• M12: 8,708,840 km (0.092 R)
• M13: 10,482,921 km (0.081 R)
• M14: 13,548,780 km (0.08 R)
• M15: 15,037,728 km (0.098 R)
• M16: 17,437,277 km (0.045 R)
• M17: 19,783,122 km (0.09 R)
• M18: 20,609,799 km (0.092 R)
• M19: 20,993,069 km (0.054 R)
• M20: 21,932,245 km (0.098 R)
• M21: 22,493,087 km (0.044 R)
• M22: 25,705,253 km (0.07 R)
• M23: 26,149,409 km (0.032 R)
• M24: 26,508,443 km (0.112 R)
• M25: 27,698,195 km (0.108 R)
• M26: 29,792,117 km (0.093 R)
• M27: 30,977,680 km (0.04 R)
• M28: 32,297,283 km (0.08 R)
• M29: 33,972,180 km (0.109 R)
• M30: 38,066,076 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.9

Radius: 4.5

Gravity: 29.48 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.03 AU - 10.21 AU

Year: 16877 Days

Day: 23.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,897,924 km

• M1: 56,249 km (0.104 R)
• M2: 208,539 km (0.064 R)
• M3: 479,910 km (0.109 R)
• M4: 765,343 km (0.08 R)
• M5: 1,009,486 km (0.061 R)
• M6: 1,525,599 km (0.069 R)
• M7: 2,121,447 km (0.047 R)
• M8: 3,235,054 km (0.066 R)
• M9: 3,448,081 km (0.116 R)
• M10: 5,247,445 km (0.065 R)
• M11: 6,285,504 km (0.074 R)
• M12: 7,545,268 km (0.114 R)
• M13: 8,707,942 km (0.097 R)
• M14: 10,153,207 km (0.028 R)
• M15: 12,318,786 km (0.079 R)
• M16: 12,772,965 km (0.106 R)
• M17: 14,131,912 km (0.105 R)
• M18: 14,773,837 km (0.111 R)
• M19: 15,138,706 km (0.03 R)
• M20: 17,294,112 km (0.091 R)
• M21: 18,782,611 km (0.06 R)
• M22: 26,225,105 km (0.116 R)
• M23: 31,662,689 km (0.105 R)
• M24: 32,759,540 km (0.109 R)
• M25: 35,028,641 km (0.088 R)
• M26: 47,483,561 km (0.102 R)
• M27: 51,209,146 km (0.11 R)
• M28: 53,398,661 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 12,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit