🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.57 AU - 0.69 AU

Year: 176 Days

Day: 24.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,114,101 km

• M1: 328,068 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.33 AU - 2.01 AU

Year: 758 Days

Day: 34.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.26 AU - 4.68 AU

Year: 2780 Days

Day: 36.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,114,101 km

• M1: 314,455 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.54 AU - 4.72 AU

Year: 3501 Days

Day: 46.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.2

Radius: 8.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.79 AU - 7.11 AU

Year: 5757 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,114,101 km

• M1: 108,309 km (0.104 R)
• M2: 458,069 km (0.1 R)
• M3: 797,805 km (0.048 R)
• M4: 1,205,310 km (0.11 R)
• M5: 1,494,782 km (0.11 R)
• M6: 1,867,430 km (0.073 R)
• M7: 2,627,088 km (0.109 R)
• M8: 3,121,060 km (0.111 R)
• M9: 3,540,533 km (0.092 R)
• M10: 4,606,118 km (0.055 R)
• M11: 8,647,206 km (0.087 R)
• M12: 8,929,946 km (0.074 R)
• M13: 9,777,268 km (0.089 R)
• M14: 10,358,157 km (0.067 R)
• M15: 11,209,668 km (0.1 R)
• M16: 12,959,813 km (0.107 R)
• M17: 13,471,438 km (0.107 R)
• M18: 13,996,377 km (0.056 R)
• M19: 17,158,577 km (0.093 R)
• M20: 17,832,365 km (0.052 R)
• M21: 18,523,657 km (0.082 R)
• M22: 19,053,682 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.3

Radius: 10.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.26 AU - 8.12 AU

Year: 6776 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,114,101 km

• M1: 131,048 km (0.086 R)
• M2: 790,774 km (0.104 R)
• M3: 1,508,395 km (0.096 R)
• M4: 2,266,557 km (0.092 R)
• M5: 3,406,194 km (0.108 R)
• M6: 5,329,424 km (0.054 R)
• M7: 6,143,685 km (0.094 R)
• M8: 7,822,323 km (0.081 R)
• M9: 10,562,806 km (0.028 R)
• M10: 11,589,197 km (0.116 R)
• M11: 12,280,190 km (0.107 R)
• M12: 13,414,441 km (0.108 R)
• M13: 13,744,304 km (0.079 R)
• M14: 15,219,489 km (0.116 R)
• M15: 17,514,320 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.1

Radius: 14.1

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.67 AU - 8.11 AU

Year: 7789 Days

Day: 9.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,114,101 km

• M1: 175,329 km (0.069 R)
• M2: 675,135 km (0.113 R)
• M3: 1,365,679 km (0.091 R)
• M4: 1,971,102 km (0.054 R)
• M5: 2,614,372 km (0.098 R)
• M6: 3,511,660 km (0.065 R)
• M7: 4,346,716 km (0.105 R)
• M8: 5,243,854 km (0.049 R)
• M9: 8,437,619 km (0.066 R)
• M10: 9,495,874 km (0.089 R)
• M11: 9,970,997 km (0.111 R)
• M12: 12,032,157 km (0.086 R)
• M13: 15,450,318 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.6

Radius: 5.4

Gravity: 27.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 15.13 AU - 20.05 AU

Year: 25928 Days

Day: 16 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,114,101 km

• M1: 68,067 km (0.08 R)
• M2: 290,519 km (0.04 R)
• M3: 493,673 km (0.117 R)
• M4: 793,018 km (0.105 R)
• M5: 971,788 km (0.081 R)
• M6: 1,268,141 km (0.043 R)
• M7: 1,463,516 km (0.106 R)
• M8: 2,173,807 km (0.093 R)
• M9: 2,708,469 km (0.096 R)
• M10: 3,178,356 km (0.111 R)
• M11: 3,573,145 km (0.117 R)
• M12: 4,034,206 km (0.12 R)
• M13: 5,034,118 km (0.087 R)
• M14: 6,421,339 km (0.03 R)
• M15: 14,525,056 km (0.077 R)
• M16: 15,184,633 km (0.103 R)
• M17: 15,606,947 km (0.104 R)
• M18: 17,650,754 km (0.113 R)
• M19: 20,678,465 km (0.118 R)
• M20: 21,937,929 km (0.098 R)
• M21: 25,073,800 km (0.064 R)
• M22: 30,053,464 km (0.101 R)
• M23: 34,627,419 km (0.098 R)
• M24: 35,802,062 km (0.11 R)
• M25: 37,155,174 km (0.096 R)
• M26: 41,418,414 km (0.088 R)
• M27: 45,646,349 km (0.112 R)
• M28: 48,862,554 km (0.106 R)
• M29: 50,900,676 km (0.093 R)
• M30: 52,226,561 km (0.115 R)
• M31: 57,353,580 km (0.055 R)
• M32: 63,022,292 km (0.083 R)
• M33: 67,227,787 km (0.093 R)
• M34: 67,908,457 km (0.067 R)
• M35: 69,283,561 km (0.117 R)
• M36: 71,380,923 km (0.119 R)
• M37: 74,242,581 km (0.111 R)
• M38: 91,359,270 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.2

Radius: 5.9

Gravity: 18.39 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 17.85 AU - 18.39 AU

Year: 27109 Days

Day: 19.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,114,101 km

• M1: 73,901 km (0.067 R)
• M2: 259,852 km (0.059 R)
• M3: 727,943 km (0.118 R)
• M4: 1,363,585 km (0.071 R)
• M5: 1,582,895 km (0.087 R)
• M6: 2,410,620 km (0.059 R)
• M7: 3,557,737 km (0.061 R)
• M8: 4,464,150 km (0.088 R)
• M9: 6,722,480 km (0.073 R)
• M10: 7,261,331 km (0.075 R)
• M11: 8,536,503 km (0.104 R)
• M12: 8,762,695 km (0.098 R)
• M13: 10,718,837 km (0.114 R)
• M14: 11,453,512 km (0.101 R)
• M15: 11,938,209 km (0.03 R)
• M16: 14,329,531 km (0.087 R)
• M17: 15,976,155 km (0.081 R)
• M18: 16,756,607 km (0.1 R)
• M19: 18,771,242 km (0.101 R)
• M20: 20,134,078 km (0.087 R)
• M21: 21,147,005 km (0.047 R)
• M22: 23,494,495 km (0.114 R)
• M23: 27,088,883 km (0.083 R)
• M24: 29,463,899 km (0.037 R)
• M25: 30,768,093 km (0.073 R)
• M26: 31,974,301 km (0.057 R)
• M27: 32,383,301 km (0.112 R)
• M28: 33,912,790 km (0.091 R)
• M29: 39,723,321 km (0.055 R)
• M30: 44,789,752 km (0.037 R)
• M31: 50,638,580 km (0.113 R)
• M32: 50,823,333 km (0.091 R)
• M33: 51,753,832 km (0.081 R)
• M34: 56,379,398 km (0.049 R)
• M35: 61,272,894 km (0.074 R)
• M36: 64,038,211 km (0.044 R)
• M37: 65,123,543 km (0.11 R)
• M38: 74,968,729 km (0.093 R)
• M39: 75,208,684 km (0.071 R)
• M40: 80,620,387 km (0.059 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 13,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit