🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.6 AU

Year: 232 Days

Day: 47.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.9

Radius: 13

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.06 AU - 2.56 AU

Year: 2232 Days

Day: 13 Hours

Environment

Temp: -197 °C

Axial Tilt: 64.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,453,816 km

• M1: 162,164 km (0.105 R)
• M2: 1,538,913 km (0.061 R)
• M3: 2,070,435 km (0.108 R)
• M4: 2,525,212 km (0.093 R)
• M5: 3,176,711 km (0.06 R)
• M6: 4,445,002 km (0.101 R)
• M7: 5,262,255 km (0.083 R)
• M8: 6,864,747 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 10.1

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.24 AU - 2.82 AU

Year: 2559 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,453,816 km

• M1: 125,812 km (0.097 R)
• M2: 634,893 km (0.092 R)
• M3: 1,329,626 km (0.08 R)
• M4: 1,809,237 km (0.096 R)
• M5: 2,262,817 km (0.1 R)
• M6: 3,018,287 km (0.106 R)
• M7: 3,660,211 km (0.079 R)
• M8: 4,283,885 km (0.113 R)
• M9: 4,610,307 km (0.096 R)
• M10: 5,095,303 km (0.113 R)
• M11: 5,512,682 km (0.094 R)
• M12: 5,847,182 km (0.08 R)
• M13: 6,757,785 km (0.11 R)
• M14: 7,292,747 km (0.109 R)
• M15: 8,789,324 km (0.104 R)
• M16: 9,463,561 km (0.044 R)
• M17: 10,558,917 km (0.083 R)
• M18: 13,226,546 km (0.105 R)
• M19: 13,922,475 km (0.093 R)
• M20: 14,448,162 km (0.028 R)
• M21: 15,086,496 km (0.111 R)
• M22: 16,737,758 km (0.114 R)
• M23: 17,223,203 km (0.055 R)
• M24: 18,109,271 km (0.065 R)
• M25: 18,735,937 km (0.052 R)
• M26: 19,142,095 km (0.087 R)
• M27: 20,579,730 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 8.8

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.68 AU - 3.68 AU

Year: 3606 Days

Day: 12.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,453,816 km

• M1: 109,954 km (0.095 R)
• M2: 469,289 km (0.096 R)
• M3: 901,477 km (0.107 R)
• M4: 1,656,348 km (0.067 R)
• M5: 2,031,090 km (0.113 R)
• M6: 2,782,520 km (0.032 R)
• M7: 3,606,954 km (0.092 R)
• M8: 4,491,975 km (0.084 R)
• M9: 5,023,197 km (0.046 R)
• M10: 5,953,846 km (0.109 R)
• M11: 6,565,103 km (0.045 R)
• M12: 7,089,892 km (0.111 R)
• M13: 7,378,915 km (0.098 R)
• M14: 8,650,946 km (0.107 R)
• M15: 9,244,101 km (0.099 R)
• M16: 9,824,541 km (0.113 R)
• M17: 11,535,342 km (0.088 R)
• M18: 11,890,936 km (0.075 R)
• M19: 12,577,591 km (0.099 R)
• M20: 14,333,122 km (0.038 R)
• M21: 16,693,178 km (0.067 R)
• M22: 18,807,893 km (0.05 R)
• M23: 19,115,167 km (0.094 R)
• M24: 19,866,148 km (0.037 R)
• M25: 20,248,820 km (0.082 R)
• M26: 21,829,471 km (0.11 R)
• M27: 23,137,854 km (0.11 R)
• M28: 23,561,665 km (0.098 R)
• M29: 23,990,711 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 8.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.62 AU - 5.08 AU

Year: 5769 Days

Day: 7.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,453,816 km

• M1: 103,522 km (0.065 R)
• M2: 420,968 km (0.074 R)
• M3: 719,117 km (0.107 R)
• M4: 1,272,629 km (0.089 R)
• M5: 2,112,920 km (0.102 R)
• M6: 2,774,891 km (0.056 R)
• M7: 5,623,234 km (0.111 R)
• M8: 6,119,002 km (0.106 R)
• M9: 8,972,431 km (0.052 R)
• M10: 10,079,905 km (0.034 R)
• M11: 10,522,864 km (0.078 R)
• M12: 11,578,277 km (0.044 R)
• M13: 14,295,722 km (0.1 R)
• M14: 17,641,778 km (0.071 R)
• M15: 21,018,052 km (0.106 R)
• M16: 22,075,709 km (0.088 R)
• M17: 23,168,372 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.6

Radius: 5.4

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.21 AU - 8.51 AU

Year: 11424 Days

Day: 15.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 126.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,453,816 km

• M1: 67,169 km (0.118 R)
• M2: 238,010 km (0.08 R)
• M3: 422,016 km (0.097 R)
• M4: 680,222 km (0.092 R)
• M5: 1,110,016 km (0.109 R)
• M6: 2,269,549 km (0.114 R)
• M7: 2,449,216 km (0.075 R)
• M8: 2,703,383 km (0.054 R)
• M9: 3,789,613 km (0.085 R)
• M10: 4,218,660 km (0.07 R)
• M11: 5,207,502 km (0.094 R)
• M12: 5,592,866 km (0.03 R)
• M13: 5,997,079 km (0.061 R)
• M14: 6,187,069 km (0.036 R)
• M15: 7,456,706 km (0.069 R)
• M16: 8,129,447 km (0.102 R)
• M17: 8,409,644 km (0.069 R)
• M18: 9,440,972 km (0.094 R)
• M19: 13,551,622 km (0.067 R)
• M20: 17,147,955 km (0.075 R)
• M21: 17,454,332 km (0.113 R)
• M22: 18,078,155 km (0.077 R)
• M23: 19,535,537 km (0.093 R)
• M24: 20,982,298 km (0.05 R)
• M25: 23,237,486 km (0.119 R)
• M26: 26,658,939 km (0.09 R)
• M27: 27,590,186 km (0.112 R)
• M28: 28,010,855 km (0.068 R)
• M29: 31,646,682 km (0.056 R)
• M30: 35,213,992 km (0.069 R)
• M31: 37,221,895 km (0.099 R)
• M32: 39,837,464 km (0.077 R)
• M33: 41,877,830 km (0.093 R)
• M34: 49,643,904 km (0.099 R)
• M35: 52,646,183 km (0.109 R)
• M36: 53,293,344 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.5

Radius: 3.6

Gravity: 53.13 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.97 AU - 8.53 AU

Year: 12412 Days

Day: 20.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 55,453,816 km

• M1: 49,517 km (0.067 R)
• M2: 217,216 km (0.038 R)
• M3: 331,658 km (0.11 R)
• M4: 900,130 km (0.07 R)
• M5: 1,029,981 km (0.071 R)
• M6: 1,452,895 km (0.107 R)
• M7: 2,203,427 km (0.086 R)
• M8: 2,420,494 km (0.097 R)
• M9: 4,574,254 km (0.119 R)
• M10: 4,732,678 km (0.033 R)
• M11: 5,127,617 km (0.069 R)
• M12: 7,308,754 km (0.095 R)
• M13: 7,569,203 km (0.068 R)
• M14: 8,529,622 km (0.104 R)
• M15: 12,559,788 km (0.096 R)
• M16: 14,638,152 km (0.068 R)
• M17: 15,121,502 km (0.088 R)
• M18: 16,635,283 km (0.078 R)
• M19: 17,010,026 km (0.105 R)
• M20: 17,237,564 km (0.043 R)
• M21: 17,390,453 km (0.089 R)
• M22: 19,792,546 km (0.09 R)
• M23: 20,044,319 km (0.034 R)
• M24: 25,538,451 km (0.106 R)
• M25: 26,745,855 km (0.04 R)
• M26: 27,780,624 km (0.098 R)
• M27: 30,483,857 km (0.113 R)
• M28: 31,384,586 km (0.097 R)
• M29: 32,651,979 km (0.089 R)
• M30: 36,280,775 km (0.093 R)
• M31: 37,804,429 km (0.075 R)
• M32: 39,238,175 km (0.107 R)
• M33: 39,901,791 km (0.119 R)
• M34: 42,075,299 km (0.031 R)
• M35: 42,910,354 km (0.108 R)
• M36: 44,469,762 km (0.101 R)
• M37: 45,481,642 km (0.101 R)
• M38: 47,701,226 km (0.115 R)
• M39: 48,608,986 km (0.084 R)
• M40: 51,717,779 km (0.101 R)
• M41: 52,035,824 km (0.059 R)
• M42: 53,320,870 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 14,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit