🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 44.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,768,287 km

• M1: 43,982 km (0.113 R)
• M2: 256,860 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733

Radius: 13.4

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.79 AU - 1.13 AU

Year: 617 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,768,287 km

• M1: 166,802 km (0.039 R)
• M2: 635,193 km (0.1 R)
• M3: 1,142,629 km (0.096 R)
• M4: 1,658,292 km (0.118 R)
• M5: 2,084,198 km (0.116 R)
• M6: 2,724,327 km (0.106 R)
• M7: 3,679,659 km (0.107 R)
• M8: 4,102,572 km (0.052 R)
• M9: 4,798,352 km (0.119 R)
• M10: 5,810,082 km (0.029 R)
• M11: 6,506,759 km (0.106 R)
• M12: 7,345,555 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.7

Radius: 14.9

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.99 AU - 1.51 AU

Year: 917 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,768,287 km

• M1: 188,344 km (0.058 R)
• M2: 704,606 km (0.114 R)
• M3: 1,196,633 km (0.066 R)
• M4: 1,854,714 km (0.088 R)
• M5: 2,396,408 km (0.117 R)
• M6: 3,631,788 km (0.086 R)
• M7: 4,118,130 km (0.095 R)
• M8: 5,292,773 km (0.115 R)
• M9: 6,947,924 km (0.065 R)
• M10: 7,460,296 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.4

Radius: 10.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.76 AU - 2.24 AU

Year: 1855 Days

Day: 9.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,768,287 km

• M1: 131,796 km (0.064 R)
• M2: 582,085 km (0.088 R)
• M3: 977,472 km (0.118 R)
• M4: 1,413,550 km (0.119 R)
• M5: 1,838,707 km (0.034 R)
• M6: 2,303,059 km (0.111 R)
• M7: 2,791,945 km (0.094 R)
• M8: 3,232,212 km (0.115 R)
• M9: 3,815,045 km (0.093 R)
• M10: 4,166,450 km (0.109 R)
• M11: 5,071,517 km (0.092 R)
• M12: 5,435,339 km (0.106 R)
• M13: 6,238,231 km (0.108 R)
• M14: 7,395,520 km (0.068 R)
• M15: 8,133,636 km (0.03 R)
• M16: 9,095,251 km (0.086 R)
• M17: 9,512,480 km (0.071 R)
• M18: 10,289,491 km (0.058 R)
• M19: 10,874,718 km (0.112 R)
• M20: 11,413,420 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.9

Radius: 8.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.04 AU - 2.26 AU

Year: 2068 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,768,287 km

• M1: 117,734 km (0.108 R)
• M2: 493,523 km (0.105 R)
• M3: 1,606,532 km (0.115 R)
• M4: 2,437,996 km (0.101 R)
• M5: 2,982,533 km (0.112 R)
• M6: 3,325,561 km (0.078 R)
• M7: 3,707,484 km (0.114 R)
• M8: 5,207,651 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.2

Radius: 8.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.79 AU - 2.69 AU

Year: 2199 Days

Day: 5.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,768,287 km

• M1: 103,522 km (0.099 R)
• M2: 829,969 km (0.086 R)
• M3: 1,170,155 km (0.102 R)
• M4: 1,628,971 km (0.118 R)
• M5: 2,567,698 km (0.055 R)
• M6: 4,088,061 km (0.095 R)
• M7: 6,510,051 km (0.103 R)
• M8: 8,777,057 km (0.116 R)
• M9: 9,548,682 km (0.086 R)
• M10: 10,395,855 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.7

Radius: 9.8

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.42 AU - 3.98 AU

Year: 4669 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,768,287 km

• M1: 121,922 km (0.078 R)
• M2: 462,856 km (0.106 R)
• M3: 1,352,365 km (0.109 R)
• M4: 2,886,641 km (0.065 R)
• M5: 3,196,458 km (0.087 R)
• M6: 3,507,023 km (0.054 R)
• M7: 3,952,974 km (0.079 R)
• M8: 5,492,635 km (0.101 R)
• M9: 7,397,764 km (0.082 R)
• M10: 7,759,642 km (0.097 R)
• M11: 9,621,985 km (0.118 R)
• M12: 11,379,461 km (0.102 R)
• M13: 12,059,533 km (0.05 R)
• M14: 12,818,144 km (0.102 R)
• M15: 13,661,876 km (0.047 R)
• M16: 14,097,505 km (0.094 R)
• M17: 14,939,143 km (0.115 R)
• M18: 16,908,299 km (0.096 R)
• M19: 17,729,592 km (0.099 R)
• M20: 18,313,622 km (0.109 R)
• M21: 19,112,175 km (0.112 R)
• M22: 20,073,042 km (0.049 R)
• M23: 20,778,695 km (0.038 R)
• M24: 24,081,966 km (0.104 R)
• M25: 24,959,507 km (0.113 R)
• M26: 26,023,896 km (0.111 R)
• M27: 27,547,102 km (0.114 R)
• M28: 27,893,570 km (0.071 R)
• M29: 30,308,379 km (0.082 R)
• M30: 31,331,030 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.6

Radius: 8.5

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.78 AU - 5.84 AU

Year: 9187 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,768,287 km

• M1: 105,766 km (0.088 R)
• M2: 1,010,534 km (0.096 R)
• M3: 1,869,824 km (0.087 R)
• M4: 3,361,165 km (0.119 R)
• M5: 3,790,660 km (0.106 R)
• M6: 5,658,091 km (0.116 R)
• M7: 7,311,297 km (0.11 R)
• M8: 11,953,019 km (0.082 R)
• M9: 25,219,807 km (0.111 R)
• M10: 26,306,935 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212

Radius: 5.8

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.49 AU - 8.35 AU

Year: 14622 Days

Day: 17.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,768,287 km

• M1: 72,106 km (0.028 R)
• M2: 252,671 km (0.107 R)
• M3: 599,588 km (0.078 R)
• M4: 830,717 km (0.111 R)
• M5: 1,078,601 km (0.105 R)
• M6: 1,503,459 km (0.103 R)
• M7: 1,696,589 km (0.086 R)
• M8: 1,906,176 km (0.119 R)
• M9: 3,030,853 km (0.08 R)
• M10: 3,341,268 km (0.067 R)
• M11: 3,672,628 km (0.119 R)
• M12: 4,025,679 km (0.061 R)
• M13: 4,291,514 km (0.112 R)
• M14: 5,007,789 km (0.062 R)
• M15: 6,710,960 km (0.106 R)
• M16: 7,277,637 km (0.082 R)
• M17: 7,473,311 km (0.103 R)
• M18: 8,207,538 km (0.106 R)
• M19: 8,855,147 km (0.056 R)
• M20: 9,582,940 km (0.07 R)
• M21: 9,770,985 km (0.108 R)
• M22: 11,312,890 km (0.119 R)
• M23: 14,009,242 km (0.091 R)
• M24: 16,359,425 km (0.064 R)
• M25: 16,560,783 km (0.116 R)
• M26: 23,230,754 km (0.063 R)
• M27: 26,871,667 km (0.082 R)
• M28: 27,623,995 km (0.118 R)
• M29: 30,266,492 km (0.104 R)
• M30: 31,700,836 km (0.073 R)
• M31: 32,223,830 km (0.119 R)
• M32: 38,009,528 km (0.113 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: 324 - 19,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit