🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.56 AU - 0.58 AU

Year: 274 Days

Day: 43.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993

Radius: 8.8

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.14 AU - 1.88 AU

Year: 1180 Days

Day: 8.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,903,771 km

• M1: 111,151 km (0.107 R)
• M2: 438,322 km (0.117 R)
• M3: 749,037 km (0.091 R)
• M4: 1,181,973 km (0.103 R)
• M5: 1,461,422 km (0.083 R)
• M6: 1,815,819 km (0.061 R)
• M7: 2,102,000 km (0.114 R)
• M8: 3,729,026 km (0.1 R)
• M9: 4,490,928 km (0.094 R)
• M10: 4,979,515 km (0.114 R)
• M11: 6,321,108 km (0.095 R)
• M12: 7,191,918 km (0.116 R)
• M13: 7,916,719 km (0.12 R)
• M14: 9,262,352 km (0.061 R)
• M15: 10,119,997 km (0.087 R)
• M16: 10,686,374 km (0.059 R)
• M17: 11,379,760 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.1

Radius: 8.4

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.92 AU - 2.96 AU

Year: 2423 Days

Day: 6 Hours

Environment

Temp: -205 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,903,771 km

• M1: 104,719 km (0.11 R)
• M2: 418,724 km (0.093 R)
• M3: 830,867 km (0.11 R)
• M4: 1,226,104 km (0.072 R)
• M5: 1,930,710 km (0.097 R)
• M6: 2,360,056 km (0.1 R)
• M7: 2,719,240 km (0.098 R)
• M8: 4,155,530 km (0.087 R)
• M9: 5,183,267 km (0.106 R)
• M10: 7,268,213 km (0.062 R)
• M11: 9,243,054 km (0.104 R)
• M12: 9,649,661 km (0.105 R)
• M13: 10,390,021 km (0.049 R)
• M14: 10,866,939 km (0.111 R)
• M15: 11,707,081 km (0.119 R)
• M16: 12,263,884 km (0.057 R)
• M17: 13,473,532 km (0.119 R)
• M18: 14,218,530 km (0.049 R)
• M19: 14,578,462 km (0.049 R)
• M20: 16,371,991 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.6

Radius: 12.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.69 AU - 3.39 AU

Year: 3370 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,903,771 km

• M1: 153,039 km (0.113 R)
• M2: 570,267 km (0.088 R)
• M3: 966,402 km (0.064 R)
• M4: 2,008,351 km (0.084 R)
• M5: 3,055,088 km (0.118 R)
• M6: 5,235,925 km (0.107 R)
• M7: 10,135,854 km (0.056 R)
• M8: 11,249,012 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 9.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.45 AU - 5.37 AU

Year: 5888 Days

Day: 8.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,903,771 km

• M1: 123,717 km (0.097 R)
• M2: 559,646 km (0.062 R)
• M3: 1,400,236 km (0.034 R)
• M4: 2,115,912 km (0.078 R)
• M5: 3,594,986 km (0.09 R)
• M6: 4,081,180 km (0.068 R)
• M7: 4,780,998 km (0.12 R)
• M8: 6,122,442 km (0.11 R)
• M9: 6,943,735 km (0.066 R)
• M10: 7,940,356 km (0.092 R)
• M11: 8,509,576 km (0.105 R)
• M12: 10,092,620 km (0.093 R)
• M13: 10,506,857 km (0.057 R)
• M14: 12,702,804 km (0.109 R)
• M15: 13,432,094 km (0.053 R)
• M16: 15,513,598 km (0.068 R)
• M17: 16,065,764 km (0.031 R)
• M18: 17,921,526 km (0.076 R)
• M19: 18,714,694 km (0.093 R)
• M20: 19,722,834 km (0.097 R)
• M21: 20,766,728 km (0.082 R)
• M22: 23,035,529 km (0.054 R)
• M23: 24,488,423 km (0.11 R)
• M24: 25,388,853 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.6

Radius: 12.9

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.4 AU - 6.62 AU

Year: 9368 Days

Day: 5.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,903,771 km

• M1: 160,818 km (0.084 R)
• M2: 859,739 km (0.106 R)
• M3: 3,127,194 km (0.088 R)
• M4: 3,778,094 km (0.06 R)
• M5: 5,094,855 km (0.099 R)
• M6: 5,928,564 km (0.058 R)
• M7: 7,698,606 km (0.113 R)
• M8: 8,257,204 km (0.064 R)
• M9: 9,169,601 km (0.055 R)
• M10: 9,897,096 km (0.077 R)
• M11: 20,226,380 km (0.087 R)
• M12: 20,632,090 km (0.118 R)
• M13: 22,742,317 km (0.111 R)
• M14: 24,166,339 km (0.098 R)
• M15: 24,900,266 km (0.066 R)
• M16: 29,102,171 km (0.071 R)
• M17: 31,642,044 km (0.094 R)
• M18: 33,077,884 km (0.055 R)
• M19: 34,904,026 km (0.11 R)
• M20: 37,645,706 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.7

Radius: 7

Gravity: 16.54 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.88 AU - 10.42 AU

Year: 17598 Days

Day: 16 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,903,771 km

• M1: 87,066 km (0.074 R)
• M2: 651,349 km (0.106 R)
• M3: 1,460,823 km (0.1 R)
• M4: 2,140,446 km (0.103 R)
• M5: 4,266,830 km (0.12 R)
• M6: 4,499,605 km (0.028 R)
• M7: 5,362,934 km (0.071 R)
• M8: 6,205,170 km (0.105 R)
• M9: 6,994,598 km (0.053 R)
• M10: 7,319,076 km (0.089 R)
• M11: 8,718,414 km (0.068 R)
• M12: 9,537,313 km (0.066 R)
• M13: 9,764,103 km (0.076 R)
• M14: 11,264,271 km (0.105 R)
• M15: 12,036,345 km (0.1 R)
• M16: 13,614,005 km (0.041 R)
• M17: 15,402,148 km (0.12 R)
• M18: 21,502,600 km (0.064 R)
• M19: 22,090,220 km (0.092 R)
• M20: 27,984,825 km (0.116 R)
• M21: 31,981,930 km (0.036 R)
• M22: 33,005,180 km (0.062 R)
• M23: 36,481,535 km (0.078 R)
• M24: 36,758,740 km (0.041 R)
• M25: 42,907,661 km (0.056 R)
• M26: 61,986,925 km (0.041 R)
• M27: 62,579,632 km (0.114 R)
• M28: 62,976,814 km (0.116 R)
• M29: 64,988,008 km (0.071 R)
• M30: 65,804,363 km (0.093 R)
• M31: 67,457,569 km (0.104 R)
• M32: 69,350,282 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 16,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit