🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 38.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 8.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.71 AU - 0.97 AU

Year: 497 Days

Day: 7 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,096,125 km

• M1: 109,954 km (0.093 R)
• M2: 495,917 km (0.083 R)
• M3: 928,853 km (0.063 R)
• M4: 1,262,905 km (0.039 R)
• M5: 2,264,014 km (0.091 R)
• M6: 2,572,934 km (0.118 R)
• M7: 3,147,838 km (0.065 R)
• M8: 3,466,033 km (0.082 R)
• M9: 4,116,335 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.2

Radius: 10

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.03 AU - 1.51 AU

Year: 924 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,096,125 km

• M1: 124,465 km (0.049 R)
• M2: 466,446 km (0.055 R)
• M3: 1,053,169 km (0.089 R)
• M4: 1,372,860 km (0.12 R)
• M5: 1,737,729 km (0.112 R)
• M6: 2,648,630 km (0.106 R)
• M7: 3,052,844 km (0.102 R)
• M8: 3,730,373 km (0.072 R)
• M9: 4,060,984 km (0.063 R)
• M10: 4,411,192 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 14.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.3 AU - 1.76 AU

Year: 1222 Days

Day: 14.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,096,125 km

• M1: 177,872 km (0.069 R)
• M2: 733,778 km (0.106 R)
• M3: 1,216,081 km (0.063 R)
• M4: 1,737,878 km (0.1 R)
• M5: 2,450,862 km (0.073 R)
• M6: 3,508,519 km (0.091 R)
• M7: 4,689,145 km (0.119 R)
• M8: 5,854,064 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.2

Radius: 9.8

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.44 AU - 1.7 AU

Year: 1270 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,096,125 km

• M1: 123,867 km (0.069 R)
• M2: 439,219 km (0.108 R)
• M3: 777,161 km (0.076 R)
• M4: 1,127,968 km (0.11 R)
• M5: 1,764,806 km (0.116 R)
• M6: 2,206,419 km (0.119 R)
• M7: 2,625,891 km (0.084 R)
• M8: 3,164,294 km (0.098 R)
• M9: 3,729,924 km (0.109 R)
• M10: 4,068,912 km (0.09 R)
• M11: 4,598,938 km (0.052 R)
• M12: 5,538,263 km (0.054 R)
• M13: 6,232,546 km (0.078 R)
• M14: 6,644,988 km (0.097 R)
• M15: 7,215,554 km (0.057 R)
• M16: 7,719,849 km (0.085 R)
• M17: 8,043,578 km (0.115 R)
• M18: 9,042,593 km (0.111 R)
• M19: 9,629,017 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.4

Radius: 12.1

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.74 AU - 2.06 AU

Year: 1691 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,096,125 km

• M1: 150,645 km (0.099 R)
• M2: 541,544 km (0.079 R)
• M3: 1,213,538 km (0.092 R)
• M4: 1,943,875 km (0.086 R)
• M5: 2,568,745 km (0.109 R)
• M6: 3,104,305 km (0.11 R)
• M7: 4,169,143 km (0.086 R)
• M8: 5,193,290 km (0.097 R)
• M9: 7,109,938 km (0.087 R)
• M10: 7,628,444 km (0.102 R)
• M11: 8,033,854 km (0.08 R)
• M12: 8,596,642 km (0.119 R)
• M13: 10,248,950 km (0.036 R)
• M14: 10,643,141 km (0.082 R)
• M15: 11,779,935 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 11.8

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.04 AU - 3.24 AU

Year: 2770 Days

Day: 12.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,096,125 km

• M1: 146,756 km (0.116 R)
• M2: 549,922 km (0.097 R)
• M3: 992,582 km (0.041 R)
• M4: 1,636,750 km (0.119 R)
• M5: 2,353,773 km (0.091 R)
• M6: 3,025,019 km (0.06 R)
• M7: 4,187,394 km (0.072 R)
• M8: 4,685,106 km (0.118 R)
• M9: 5,651,359 km (0.103 R)
• M10: 8,977,069 km (0.071 R)
• M11: 10,204,968 km (0.077 R)
• M12: 11,422,994 km (0.104 R)
• M13: 12,273,458 km (0.038 R)
• M14: 13,384,222 km (0.112 R)
• M15: 14,842,054 km (0.071 R)
• M16: 15,415,163 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.6

Radius: 9.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.8 AU - 3.24 AU

Year: 3389 Days

Day: 14.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,096,125 km

• M1: 122,221 km (0.106 R)
• M2: 534,064 km (0.094 R)
• M3: 963,859 km (0.114 R)
• M4: 1,864,887 km (0.077 R)
• M5: 2,267,754 km (0.106 R)
• M6: 2,631,427 km (0.093 R)
• M7: 3,064,213 km (0.079 R)
• M8: 3,494,008 km (0.093 R)
• M9: 4,319,040 km (0.025 R)
• M10: 4,987,294 km (0.119 R)
• M11: 5,983,466 km (0.091 R)
• M12: 6,709,315 km (0.117 R)
• M13: 8,067,514 km (0.085 R)
• M14: 9,016,563 km (0.109 R)
• M15: 9,567,681 km (0.073 R)
• M16: 10,106,832 km (0.086 R)
• M17: 10,701,633 km (0.07 R)
• M18: 11,282,522 km (0.113 R)
• M19: 15,084,701 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.9

Radius: 11.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.88 AU - 6.76 AU

Year: 9066 Days

Day: 14.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,096,125 km

• M1: 144,212 km (0.059 R)
• M2: 999,164 km (0.119 R)
• M3: 1,646,175 km (0.057 R)
• M4: 3,464,986 km (0.086 R)
• M5: 4,984,302 km (0.105 R)
• M6: 5,742,314 km (0.06 R)
• M7: 6,870,581 km (0.072 R)
• M8: 7,448,029 km (0.061 R)
• M9: 11,563,766 km (0.115 R)
• M10: 14,564,400 km (0.103 R)
• M11: 18,411,309 km (0.077 R)
• M12: 20,843,920 km (0.113 R)
• M13: 41,070,300 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306

Radius: 5.7

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.84 AU - 10.88 AU

Year: 21531 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,096,125 km

• M1: 71,807 km (0.1 R)
• M2: 893,548 km (0.118 R)
• M3: 1,653,505 km (0.088 R)
• M4: 2,146,430 km (0.111 R)
• M5: 2,642,796 km (0.025 R)
• M6: 4,094,793 km (0.102 R)
• M7: 4,495,865 km (0.081 R)
• M8: 4,788,628 km (0.1 R)
• M9: 9,156,138 km (0.084 R)
• M10: 16,446,192 km (0.061 R)
• M11: 16,829,910 km (0.106 R)
• M12: 22,848,382 km (0.066 R)
• M13: 25,406,206 km (0.077 R)
• M14: 36,240,832 km (0.084 R)
• M15: 40,953,015 km (0.117 R)
• M16: 43,236,926 km (0.079 R)
• M17: 45,303,920 km (0.103 R)
• M18: 53,056,082 km (0.107 R)
• M19: 57,859,669 km (0.099 R)
• M20: 59,463,209 km (0.094 R)
• M21: 59,643,175 km (0.045 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 11,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit