🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 34.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,268,727 km

• M1: 20,345 km (0.084 R)
• M2: 48,619 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.6

Radius: 11.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.78 AU - 1.06 AU

Year: 570 Days

Day: 6 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 26,268,727 km

• M1: 152,141 km (0.111 R)
• M2: 228,137 km (0.049 R)
• M3: 304,282 km (0.094 R)
• M4: 392,545 km (0.086 R)
• M5: 546,032 km (0.106 R)
• M6: 722,408 km (0.1 R)
• M7: 896,839 km (0.085 R)
• M8: 1,086,081 km (0.117 R)
• M9: 1,178,382 km (0.12 R)
• M10: 1,283,849 km (0.113 R)
• M11: 1,603,240 km (0.106 R)
• M12: 1,738,178 km (0.058 R)
• M13: 1,830,480 km (0.112 R)
• M14: 1,906,625 km (0.073 R)
• M15: 2,031,988 km (0.074 R)
• M16: 2,222,276 km (0.107 R)
• M17: 2,322,806 km (0.091 R)
• M18: 2,399,251 km (0.093 R)
• M19: 2,489,458 km (0.099 R)
• M20: 2,594,177 km (0.096 R)
• M21: 2,706,973 km (0.073 R)
• M22: 2,848,643 km (0.116 R)
• M23: 3,174,916 km (0.115 R)
• M24: 3,288,760 km (0.096 R)
• M25: 3,520,636 km (0.097 R)
• M26: 3,638,669 km (0.114 R)
• M27: 3,720,649 km (0.108 R)
• M28: 3,795,597 km (0.082 R)
• M29: 3,985,287 km (0.073 R)
• M30: 4,077,589 km (0.049 R)
• M31: 4,162,710 km (0.076 R)
• M32: 4,240,651 km (0.076 R)
• M33: 4,382,320 km (0.082 R)
• M34: 4,565,428 km (0.116 R)
• M35: 4,694,381 km (0.114 R)
• M36: 4,791,919 km (0.087 R)
• M37: 5,055,361 km (0.076 R)
• M38: 5,163,819 km (0.105 R)
• M39: 5,408,412 km (0.095 R)
• M40: 5,657,043 km (0.118 R)
• M41: 5,778,367 km (0.114 R)
• M42: 5,874,260 km (0.066 R)
• M43: 5,988,403 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.2

Radius: 10.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.97 AU - 1.13 AU

Year: 695 Days

Day: 8.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 26,268,727 km

• M1: 132,544 km (0.101 R)
• M2: 254,167 km (0.106 R)
• M3: 362,176 km (0.071 R)
• M4: 440,416 km (0.084 R)
• M5: 548,276 km (0.058 R)
• M6: 716,424 km (0.076 R)
• M7: 1,092,962 km (0.03 R)
• M8: 1,184,067 km (0.083 R)
• M9: 1,335,460 km (0.052 R)
• M10: 1,426,864 km (0.098 R)
• M11: 1,533,977 km (0.097 R)
• M12: 1,728,155 km (0.036 R)
• M13: 1,806,843 km (0.091 R)
• M14: 1,879,248 km (0.052 R)
• M15: 2,264,613 km (0.11 R)
• M16: 2,343,151 km (0.092 R)
• M17: 2,422,588 km (0.098 R)
• M18: 2,551,541 km (0.061 R)
• M19: 2,816,629 km (0.105 R)
• M20: 2,918,355 km (0.067 R)
• M21: 2,986,871 km (0.085 R)
• M22: 3,116,872 km (0.087 R)
• M23: 3,222,189 km (0.058 R)
• M24: 3,293,098 km (0.096 R)
• M25: 3,463,640 km (0.105 R)
• M26: 3,600,372 km (0.09 R)
• M27: 3,748,175 km (0.052 R)
• M28: 3,860,373 km (0.06 R)
• M29: 4,145,955 km (0.076 R)
• M30: 4,213,574 km (0.112 R)
• M31: 4,281,491 km (0.092 R)
• M32: 4,349,857 km (0.071 R)
• M33: 4,438,419 km (0.104 R)
• M34: 4,517,556 km (0.054 R)
• M35: 4,798,202 km (0.113 R)
• M36: 4,981,759 km (0.098 R)
• M37: 5,115,798 km (0.12 R)
• M38: 5,188,353 km (0.108 R)
• M39: 5,567,584 km (0.093 R)
• M40: 5,663,775 km (0.099 R)
• M41: 5,792,878 km (0.081 R)
• M42: 5,901,337 km (0.116 R)
• M43: 6,109,128 km (0.106 R)
• M44: 6,197,241 km (0.092 R)
• M45: 6,363,893 km (0.105 R)
• M46: 6,464,573 km (0.094 R)
• M47: 6,531,892 km (0.054 R)
• M48: 6,838,268 km (0.119 R)
• M49: 7,010,455 km (0.066 R)
• M50: 7,289,007 km (0.077 R)
• M51: 7,370,837 km (0.079 R)
• M52: 7,547,512 km (0.06 R)
• M53: 7,820,977 km (0.111 R)
• M54: 7,977,007 km (0.112 R)
• M55: 8,097,882 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 13.2

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.95 AU - 4.29 AU

Year: 4447 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 26,268,727 km

• M1: 176,226 km (0.09 R)
• M2: 293,062 km (0.047 R)
• M3: 455,974 km (0.115 R)
• M4: 547,827 km (0.082 R)
• M5: 845,677 km (0.089 R)
• M6: 1,077,853 km (0.117 R)
• M7: 1,195,437 km (0.093 R)
• M8: 1,345,633 km (0.077 R)
• M9: 1,531,583 km (0.079 R)
• M10: 1,850,526 km (0.1 R)
• M11: 2,091,677 km (0.118 R)
• M12: 2,174,405 km (0.102 R)
• M13: 2,640,552 km (0.036 R)
• M14: 2,803,015 km (0.104 R)
• M15: 3,233,408 km (0.05 R)
• M16: 3,407,690 km (0.091 R)
• M17: 4,475,071 km (0.074 R)
• M18: 4,933,887 km (0.111 R)
• M19: 5,045,487 km (0.088 R)
• M20: 5,339,447 km (0.067 R)
• M21: 5,546,341 km (0.046 R)
• M22: 5,709,104 km (0.104 R)
• M23: 5,873,362 km (0.092 R)
• M24: 5,968,057 km (0.081 R)
• M25: 6,158,795 km (0.057 R)
• M26: 6,279,071 km (0.1 R)
• M27: 6,669,372 km (0.1 R)
• M28: 6,768,107 km (0.037 R)
• M29: 6,967,222 km (0.081 R)
• M30: 7,422,448 km (0.089 R)
• M31: 7,653,577 km (0.06 R)
• M32: 7,757,098 km (0.081 R)
• M33: 8,096,985 km (0.104 R)
• M34: 8,308,516 km (0.094 R)
• M35: 8,441,658 km (0.117 R)
• M36: 8,548,621 km (0.108 R)
• M37: 8,656,182 km (0.076 R)
• M38: 8,764,042 km (0.078 R)
• M39: 9,421,225 km (0.118 R)
• M40: 9,588,027 km (0.086 R)
• M41: 10,094,266 km (0.119 R)
• M42: 10,522,864 km (0.062 R)
• M43: 10,724,971 km (0.052 R)
• M44: 11,934,320 km (0.093 R)
• M45: 12,024,527 km (0.054 R)
• M46: 12,601,077 km (0.075 R)
• M47: 12,877,235 km (0.037 R)
• M48: 13,655,144 km (0.05 R)
• M49: 13,781,105 km (0.047 R)
• M50: 13,970,646 km (0.095 R)
• M51: 15,321,814 km (0.11 R)
• M52: 16,916,527 km (0.113 R)
• M53: 17,323,433 km (0.076 R)
• M54: 17,425,758 km (0.111 R)
• M55: 17,562,341 km (0.075 R)
• M56: 17,699,373 km (0.086 R)
• M57: 17,802,296 km (0.076 R)
• M58: 18,077,855 km (0.094 R)
• M59: 18,563,600 km (0.104 R)
• M60: 19,512,499 km (0.11 R)
• M61: 19,654,318 km (0.116 R)
• M62: 20,189,579 km (0.045 R)
• M63: 20,874,588 km (0.081 R)
• M64: 21,201,609 km (0.112 R)
• M65: 21,347,616 km (0.076 R)
• M66: 21,640,379 km (0.066 R)
• M67: 22,156,043 km (0.091 R)
• M68: 23,012,192 km (0.061 R)
• M69: 23,162,089 km (0.092 R)
• M70: 23,576,325 km (0.083 R)
• M71: 23,878,962 km (0.079 R)
• M72: 24,068,951 km (0.114 R)
• M73: 24,603,165 km (0.083 R)
• M74: 25,141,418 km (0.078 R)
• M75: 25,450,787 km (0.118 R)
• M76: 25,644,665 km (0.119 R)
• M77: 25,917,083 km (0.04 R)
• M78: 26,112,308 km (0.063 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 20,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit