🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 8.7

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.81 AU - 0.85 AU

Year: 496 Days

Day: 6.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,249,243 km

• M1: 108,159 km (0.077 R)
• M2: 496,515 km (0.069 R)
• M3: 828,174 km (0.076 R)
• M4: 1,379,442 km (0.086 R)
• M5: 2,009,399 km (0.101 R)
• M6: 2,723,280 km (0.119 R)
• M7: 3,203,339 km (0.1 R)
• M8: 3,596,482 km (0.114 R)
• M9: 3,966,588 km (0.1 R)
• M10: 5,398,987 km (0.11 R)
• M11: 5,743,661 km (0.042 R)
• M12: 6,084,594 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.9

Radius: 8.1

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.05 AU - 3.25 AU

Year: 3668 Days

Day: 8.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,249,243 km

• M1: 102,624 km (0.101 R)
• M2: 424,559 km (0.033 R)
• M3: 918,681 km (0.052 R)
• M4: 1,229,844 km (0.117 R)
• M5: 1,578,407 km (0.037 R)
• M6: 1,842,597 km (0.088 R)
• M7: 2,403,140 km (0.093 R)
• M8: 2,869,586 km (0.087 R)
• M9: 3,681,155 km (0.082 R)
• M10: 4,683,760 km (0.096 R)
• M11: 5,438,032 km (0.102 R)
• M12: 6,186,770 km (0.077 R)
• M13: 6,673,860 km (0.111 R)
• M14: 7,186,083 km (0.065 R)
• M15: 7,595,383 km (0.094 R)
• M16: 9,841,296 km (0.111 R)
• M17: 10,306,844 km (0.114 R)
• M18: 11,240,335 km (0.083 R)
• M19: 11,706,183 km (0.06 R)
• M20: 12,676,475 km (0.099 R)
• M21: 13,556,858 km (0.063 R)
• M22: 13,891,209 km (0.048 R)
• M23: 14,576,517 km (0.091 R)
• M24: 15,335,577 km (0.102 R)
• M25: 15,646,441 km (0.04 R)
• M26: 16,227,479 km (0.044 R)
• M27: 18,578,560 km (0.116 R)
• M28: 20,453,170 km (0.113 R)
• M29: 21,211,632 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.8

Radius: 14.2

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.26 AU - 3.66 AU

Year: 4222 Days

Day: 6.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,249,243 km

• M1: 180,864 km (0.03 R)
• M2: 741,557 km (0.094 R)
• M3: 3,235,054 km (0.08 R)
• M4: 3,758,347 km (0.103 R)
• M5: 5,395,546 km (0.097 R)
• M6: 6,647,681 km (0.066 R)
• M7: 10,659,147 km (0.092 R)
• M8: 18,047,936 km (0.036 R)
• M9: 19,282,118 km (0.116 R)
• M10: 22,181,175 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.9

Radius: 4.2

Gravity: 35.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5 AU - 8.18 AU

Year: 11098 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,249,243 km

• M1: 52,210 km (0.114 R)
• M2: 204,500 km (0.045 R)
• M3: 636,389 km (0.077 R)
• M4: 832,512 km (0.072 R)
• M5: 1,184,067 km (0.074 R)
• M6: 1,441,375 km (0.088 R)
• M7: 2,749,310 km (0.042 R)
• M8: 2,924,339 km (0.116 R)
• M9: 3,805,171 km (0.037 R)
• M10: 4,482,551 km (0.111 R)
• M11: 4,633,196 km (0.109 R)
• M12: 4,881,379 km (0.104 R)
• M13: 5,138,238 km (0.113 R)
• M14: 5,303,394 km (0.107 R)
• M15: 7,571,298 km (0.074 R)
• M16: 8,003,336 km (0.038 R)
• M17: 9,695,139 km (0.077 R)
• M18: 10,101,147 km (0.111 R)
• M19: 11,001,427 km (0.067 R)
• M20: 12,658,224 km (0.086 R)
• M21: 13,390,057 km (0.034 R)
• M22: 14,804,205 km (0.1 R)
• M23: 15,823,565 km (0.118 R)
• M24: 16,244,085 km (0.107 R)
• M25: 16,528,620 km (0.101 R)
• M26: 17,625,023 km (0.053 R)
• M27: 19,638,909 km (0.067 R)
• M28: 23,659,202 km (0.064 R)
• M29: 23,932,967 km (0.1 R)
• M30: 36,214,653 km (0.058 R)
• M31: 38,433,039 km (0.101 R)
• M32: 39,064,941 km (0.045 R)
• M33: 45,347,603 km (0.109 R)
• M34: 46,337,342 km (0.094 R)
• M35: 47,630,915 km (0.055 R)
• M36: 48,506,661 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.2

Radius: 3.7

Gravity: 54.73 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.69 AU - 12.29 AU

Year: 20714 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,249,243 km

• M1: 69,114 km (0.107 R)
• M2: 338,989 km (0.049 R)
• M3: 537,505 km (0.099 R)
• M4: 843,134 km (0.071 R)
• M5: 1,344,885 km (0.054 R)
• M6: 1,981,873 km (0.058 R)
• M7: 2,104,992 km (0.087 R)
• M8: 3,756,851 km (0.087 R)
• M9: 4,446,946 km (0.101 R)
• M10: 6,116,309 km (0.089 R)
• M11: 6,467,266 km (0.079 R)
• M12: 7,903,704 km (0.098 R)
• M13: 9,309,625 km (0.077 R)
• M14: 9,714,886 km (0.074 R)
• M15: 10,375,211 km (0.106 R)
• M16: 11,193,661 km (0.047 R)
• M17: 11,519,485 km (0.118 R)
• M18: 12,327,613 km (0.065 R)
• M19: 13,244,797 km (0.079 R)
• M20: 15,857,075 km (0.117 R)
• M21: 17,894,897 km (0.037 R)
• M22: 18,520,516 km (0.056 R)
• M23: 38,253,223 km (0.073 R)
• M24: 42,827,327 km (0.092 R)
• M25: 46,071,207 km (0.086 R)
• M26: 54,516,157 km (0.116 R)
• M27: 56,206,463 km (0.093 R)
• M28: 62,703,200 km (0.06 R)
• M29: 65,814,686 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 16,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit