🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.56 AU - 0.76 AU

Year: 346 Days

Day: 27.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,437,817 km

• M1: 36,053 km (0.06 R)
• M2: 139,575 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.1

Radius: 14

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.92 AU - 1.08 AU

Year: 646 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 140.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,437,817 km

• M1: 174,132 km (0.025 R)
• M2: 649,554 km (0.106 R)
• M3: 1,130,810 km (0.107 R)
• M4: 1,884,185 km (0.073 R)
• M5: 2,900,404 km (0.104 R)
• M6: 3,458,104 km (0.084 R)
• M7: 4,342,228 km (0.071 R)
• M8: 5,507,446 km (0.111 R)
• M9: 6,053,927 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.1

Radius: 12.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.81 AU - 1.21 AU

Year: 655 Days

Day: 13.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,437,817 km

• M1: 150,645 km (0.104 R)
• M2: 561,740 km (0.116 R)
• M3: 1,001,558 km (0.115 R)
• M4: 1,564,046 km (0.1 R)
• M5: 2,463,129 km (0.092 R)
• M6: 3,735,010 km (0.117 R)
• M7: 5,039,204 km (0.053 R)
• M8: 5,565,639 km (0.042 R)
• M9: 6,070,682 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53

Radius: 12.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.01 AU - 1.59 AU

Year: 957 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,437,817 km

• M1: 188,643 km (0.109 R)
• M2: 684,560 km (0.097 R)
• M3: 1,452,595 km (0.063 R)
• M4: 1,981,873 km (0.116 R)
• M5: 2,490,954 km (0.079 R)
• M6: 3,096,377 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.5

Radius: 9.4

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.16 AU - 2.34 AU

Year: 2179 Days

Day: 12.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 167.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,437,817 km

• M1: 116,986 km (0.102 R)
• M2: 440,566 km (0.103 R)
• M3: 789,129 km (0.09 R)
• M4: 1,256,024 km (0.078 R)
• M5: 1,742,815 km (0.058 R)
• M6: 3,330,946 km (0.114 R)
• M7: 3,780,189 km (0.108 R)
• M8: 4,351,353 km (0.111 R)
• M9: 5,374,304 km (0.114 R)
• M10: 5,790,485 km (0.11 R)
• M11: 6,495,689 km (0.114 R)
• M12: 7,705,038 km (0.116 R)
• M13: 8,722,603 km (0.114 R)
• M14: 10,413,358 km (0.108 R)
• M15: 10,868,136 km (0.087 R)
• M16: 11,455,158 km (0.102 R)
• M17: 12,735,267 km (0.092 R)
• M18: 13,520,955 km (0.083 R)
• M19: 13,925,767 km (0.031 R)
• M20: 14,431,407 km (0.098 R)
• M21: 16,022,381 km (0.095 R)
• M22: 16,475,812 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.1

Radius: 9.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.39 AU - 5.95 AU

Year: 7590 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,437,817 km

• M1: 124,765 km (0.059 R)
• M2: 570,865 km (0.101 R)
• M3: 1,101,190 km (0.102 R)
• M4: 2,653,417 km (0.073 R)
• M5: 3,636,425 km (0.102 R)
• M6: 8,170,587 km (0.083 R)
• M7: 20,868,454 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.5

Radius: 13.8

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.6 AU - 6 AU

Year: 7878 Days

Day: 11.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,437,817 km

• M1: 178,171 km (0.114 R)
• M2: 734,526 km (0.11 R)
• M3: 3,128,690 km (0.117 R)
• M4: 3,976,162 km (0.105 R)
• M5: 4,728,489 km (0.096 R)
• M6: 5,281,403 km (0.115 R)
• M7: 6,584,251 km (0.117 R)
• M8: 7,492,460 km (0.1 R)
• M9: 8,364,017 km (0.099 R)
• M10: 9,862,838 km (0.081 R)
• M11: 12,644,311 km (0.106 R)
• M12: 14,670,614 km (0.108 R)
• M13: 23,195,449 km (0.067 R)
• M14: 28,131,880 km (0.074 R)
• M15: 32,240,286 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.2

Radius: 6.9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.74 AU - 8.04 AU

Year: 12971 Days

Day: 16.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,437,817 km

• M1: 85,869 km (0.086 R)
• M2: 689,347 km (0.12 R)
• M3: 923,916 km (0.103 R)
• M4: 2,553,935 km (0.075 R)
• M5: 3,151,429 km (0.081 R)
• M6: 3,542,926 km (0.105 R)
• M7: 3,889,245 km (0.103 R)
• M8: 4,285,081 km (0.087 R)
• M9: 5,095,752 km (0.103 R)
• M10: 5,602,739 km (0.05 R)
• M11: 5,868,575 km (0.067 R)
• M12: 6,283,111 km (0.048 R)
• M13: 6,754,045 km (0.094 R)
• M14: 7,484,381 km (0.057 R)
• M15: 10,088,132 km (0.113 R)
• M16: 12,162,307 km (0.039 R)
• M17: 13,475,477 km (0.083 R)
• M18: 14,319,658 km (0.097 R)
• M19: 21,081,332 km (0.088 R)
• M20: 33,679,717 km (0.098 R)
• M21: 36,366,046 km (0.119 R)
• M22: 37,175,669 km (0.095 R)
• M23: 41,781,638 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.8

Radius: 7.9

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.84 AU - 10.34 AU

Year: 16256 Days

Day: 15.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,437,817 km

• M1: 98,286 km (0.083 R)
• M2: 387,309 km (0.095 R)
• M3: 1,044,492 km (0.078 R)
• M4: 1,336,657 km (0.086 R)
• M5: 1,667,418 km (0.112 R)
• M6: 2,071,183 km (0.11 R)
• M7: 2,431,564 km (0.078 R)
• M8: 2,740,334 km (0.111 R)
• M9: 3,025,617 km (0.101 R)
• M10: 3,856,334 km (0.093 R)
• M11: 4,340,732 km (0.098 R)
• M12: 4,797,305 km (0.032 R)
• M13: 5,107,421 km (0.053 R)
• M14: 5,922,131 km (0.091 R)
• M15: 7,667,788 km (0.062 R)
• M16: 11,097,320 km (0.052 R)
• M17: 11,397,263 km (0.106 R)
• M18: 12,139,418 km (0.04 R)
• M19: 15,881,609 km (0.111 R)
• M20: 18,764,211 km (0.082 R)
• M21: 19,623,052 km (0.041 R)
• M22: 21,326,373 km (0.08 R)
• M23: 24,922,257 km (0.078 R)
• M24: 27,241,473 km (0.107 R)
• M25: 29,243,093 km (0.072 R)
• M26: 29,700,862 km (0.085 R)
• M27: 30,396,492 km (0.051 R)
• M28: 32,061,666 km (0.105 R)
• M29: 34,800,055 km (0.084 R)
• M30: 36,886,796 km (0.114 R)
• M31: 39,890,422 km (0.093 R)
• M32: 43,496,927 km (0.09 R)
• M33: 45,762,138 km (0.117 R)
• M34: 46,224,396 km (0.066 R)
• M35: 48,742,726 km (0.082 R)
• M36: 53,879,468 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 16,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit