🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 35.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,961,329 km

• M1: 24,235 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.49 AU - 0.75 AU

Year: 315 Days

Day: 36.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 120.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,961,329 km

• M1: 132,095 km (0.088 R)

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 9

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.87 AU - 1.41 AU

Year: 786 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,961,329 km

• M1: 111,899 km (0.031 R)
• M2: 427,401 km (0.053 R)
• M3: 799,601 km (0.057 R)
• M4: 1,166,714 km (0.071 R)
• M5: 1,654,104 km (0.08 R)
• M6: 2,080,009 km (0.104 R)
• M7: 2,923,442 km (0.099 R)
• M8: 3,812,053 km (0.092 R)
• M9: 4,559,594 km (0.043 R)
• M10: 4,923,715 km (0.107 R)
• M11: 5,307,284 km (0.109 R)
• M12: 6,259,325 km (0.099 R)
• M13: 7,367,845 km (0.096 R)
• M14: 8,370,450 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 14.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.16 AU - 1.28 AU

Year: 870 Days

Day: 8.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,961,329 km

• M1: 180,415 km (0.05 R)
• M2: 826,827 km (0.064 R)
• M3: 1,371,962 km (0.088 R)
• M4: 2,010,296 km (0.078 R)
• M5: 2,542,416 km (0.03 R)
• M6: 3,195,859 km (0.084 R)
• M7: 3,758,198 km (0.102 R)
• M8: 4,369,455 km (0.097 R)
• M9: 5,450,299 km (0.114 R)
• M10: 5,917,344 km (0.093 R)
• M11: 7,216,152 km (0.085 R)
• M12: 8,562,234 km (0.09 R)
• M13: 9,167,956 km (0.119 R)
• M14: 10,312,080 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.4

Radius: 10.2

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.3 AU - 2.82 AU

Year: 2645 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,961,329 km

• M1: 127,308 km (0.076 R)
• M2: 758,910 km (0.085 R)
• M3: 1,120,039 km (0.045 R)
• M4: 1,638,994 km (0.057 R)
• M5: 2,157,201 km (0.093 R)
• M6: 2,920,599 km (0.062 R)
• M7: 3,348,150 km (0.103 R)
• M8: 4,008,924 km (0.113 R)
• M9: 4,453,977 km (0.03 R)
• M10: 4,776,361 km (0.113 R)
• M11: 5,589,575 km (0.111 R)
• M12: 6,357,910 km (0.077 R)
• M13: 6,880,006 km (0.045 R)
• M14: 8,041,334 km (0.115 R)
• M15: 10,297,121 km (0.04 R)
• M16: 11,530,106 km (0.116 R)
• M17: 12,687,545 km (0.099 R)
• M18: 13,605,328 km (0.045 R)
• M19: 14,801,961 km (0.1 R)
• M20: 15,769,261 km (0.068 R)
• M21: 16,117,675 km (0.113 R)
• M22: 17,403,767 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 10.1

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.22 AU - 2.9 AU

Year: 2645 Days

Day: 14.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,961,329 km

• M1: 125,662 km (0.113 R)
• M2: 626,366 km (0.11 R)
• M3: 953,686 km (0.092 R)
• M4: 1,294,171 km (0.1 R)
• M5: 1,739,973 km (0.081 R)
• M6: 2,163,484 km (0.108 R)
• M7: 2,765,616 km (0.115 R)
• M8: 3,220,543 km (0.116 R)
• M9: 4,456,969 km (0.091 R)
• M10: 4,845,625 km (0.109 R)
• M11: 5,904,030 km (0.084 R)
• M12: 7,388,489 km (0.111 R)
• M13: 7,771,161 km (0.077 R)
• M14: 8,646,009 km (0.103 R)
• M15: 9,964,116 km (0.053 R)
• M16: 10,313,576 km (0.083 R)
• M17: 11,161,048 km (0.1 R)
• M18: 11,794,446 km (0.118 R)
• M19: 12,496,060 km (0.104 R)
• M20: 13,982,763 km (0.104 R)
• M21: 17,248,485 km (0.088 R)
• M22: 17,640,132 km (0.095 R)
• M23: 18,152,505 km (0.025 R)
• M24: 18,557,765 km (0.029 R)
• M25: 19,446,676 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.7

Radius: 9.4

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.82 AU - 6.38 AU

Year: 8557 Days

Day: 9.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,961,329 km

• M1: 116,986 km (0.078 R)
• M2: 702,212 km (0.066 R)
• M3: 1,267,543 km (0.084 R)
• M4: 3,009,161 km (0.114 R)
• M5: 3,712,720 km (0.105 R)
• M6: 4,023,285 km (0.097 R)
• M7: 4,423,759 km (0.105 R)
• M8: 4,850,861 km (0.026 R)
• M9: 5,846,434 km (0.119 R)
• M10: 6,487,012 km (0.079 R)
• M11: 7,552,149 km (0.06 R)
• M12: 9,525,794 km (0.093 R)
• M13: 13,611,013 km (0.069 R)
• M14: 15,011,398 km (0.102 R)
• M15: 16,743,891 km (0.113 R)
• M16: 18,096,406 km (0.117 R)
• M17: 19,124,741 km (0.088 R)
• M18: 24,624,707 km (0.107 R)
• M19: 24,936,170 km (0.108 R)
• M20: 27,357,262 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.3

Radius: 5.6

Gravity: 19.24 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.74 AU - 10.1 AU

Year: 17201 Days

Day: 21.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,961,329 km

• M1: 69,713 km (0.066 R)
• M2: 250,427 km (0.116 R)
• M3: 466,895 km (0.115 R)
• M4: 1,124,078 km (0.062 R)
• M5: 1,744,162 km (0.043 R)
• M6: 2,894,719 km (0.115 R)
• M7: 3,544,422 km (0.08 R)
• M8: 4,286,727 km (0.118 R)
• M9: 5,682,625 km (0.046 R)
• M10: 6,652,019 km (0.098 R)
• M11: 7,965,039 km (0.118 R)
• M12: 9,604,333 km (0.066 R)
• M13: 9,823,943 km (0.04 R)
• M14: 11,456,355 km (0.093 R)
• M15: 12,596,290 km (0.043 R)
• M16: 14,231,245 km (0.119 R)
• M17: 17,505,195 km (0.118 R)
• M18: 18,416,844 km (0.081 R)
• M19: 20,696,865 km (0.116 R)
• M20: 21,434,533 km (0.112 R)
• M21: 22,670,510 km (0.071 R)
• M22: 23,653,069 km (0.047 R)
• M23: 24,766,227 km (0.105 R)
• M24: 26,232,884 km (0.047 R)
• M25: 26,987,605 km (0.115 R)
• M26: 29,685,005 km (0.111 R)
• M27: 30,622,684 km (0.104 R)
• M28: 33,553,755 km (0.115 R)
• M29: 40,250,354 km (0.065 R)
• M30: 46,521,198 km (0.051 R)
• M31: 48,264,911 km (0.052 R)
• M32: 49,560,129 km (0.105 R)
• M33: 55,852,963 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 12,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit