🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.24 AU - 1.84 AU

Year: 678 Days

Day: 15.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.6 AU - 2.26 AU

Year: 951 Days

Day: 18.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.97 AU - 2.57 AU

Year: 1213 Days

Day: 18.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 113,070,443 km

• M1: 153,039 km (0.084 R)
• M2: 245,939 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.26 AU - 4.86 AU

Year: 2902 Days

Day: 18.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,070,443 km

• M1: 743,801 km (0.114 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.6

Radius: 11.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.14 AU - 8.7 AU

Year: 7907 Days

Day: 5.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 113,070,443 km

• M1: 149,149 km (0.077 R)
• M2: 658,829 km (0.111 R)
• M3: 1,334,413 km (0.045 R)
• M4: 1,838,408 km (0.068 R)
• M5: 2,599,712 km (0.115 R)
• M6: 5,138,687 km (0.08 R)
• M7: 6,517,680 km (0.107 R)
• M8: 7,553,645 km (0.065 R)
• M9: 8,092,946 km (0.074 R)
• M10: 9,329,372 km (0.098 R)
• M11: 14,436,943 km (0.086 R)
• M12: 19,846,850 km (0.073 R)
• M13: 21,794,764 km (0.109 R)
• M14: 22,593,916 km (0.113 R)
• M15: 26,311,124 km (0.11 R)
• M16: 28,058,577 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.3

Radius: 10.2

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.69 AU - 13.03 AU

Year: 13583 Days

Day: 12.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 113,070,443 km

• M1: 127,158 km (0.107 R)
• M2: 485,744 km (0.083 R)
• M3: 821,592 km (0.075 R)
• M4: 1,620,743 km (0.104 R)
• M5: 2,209,411 km (0.072 R)
• M6: 2,677,353 km (0.077 R)
• M7: 3,479,796 km (0.092 R)
• M8: 5,367,871 km (0.086 R)
• M9: 5,880,991 km (0.113 R)
• M10: 6,497,036 km (0.04 R)
• M11: 7,898,169 km (0.087 R)
• M12: 8,734,571 km (0.105 R)
• M13: 10,982,279 km (0.083 R)
• M14: 13,358,791 km (0.106 R)
• M15: 16,854,594 km (0.074 R)
• M16: 17,745,599 km (0.12 R)
• M17: 18,238,224 km (0.109 R)
• M18: 19,324,604 km (0.115 R)
• M19: 24,018,836 km (0.083 R)
• M20: 29,032,309 km (0.077 R)
• M21: 29,618,134 km (0.111 R)
• M22: 34,266,739 km (0.03 R)
• M23: 37,969,735 km (0.119 R)
• M24: 39,142,432 km (0.12 R)
• M25: 39,857,510 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.5

Radius: 6.1

Gravity: 25.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.72 AU - 22.54 AU

Year: 30854 Days

Day: 15.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 113,070,443 km

• M1: 76,744 km (0.077 R)
• M2: 281,094 km (0.083 R)
• M3: 863,180 km (0.094 R)
• M4: 1,415,046 km (0.117 R)
• M5: 1,862,643 km (0.098 R)
• M6: 3,377,322 km (0.106 R)
• M7: 5,131,057 km (0.075 R)
• M8: 5,436,087 km (0.092 R)
• M9: 6,130,371 km (0.033 R)
• M10: 6,727,117 km (0.1 R)
• M11: 6,986,969 km (0.084 R)
• M12: 8,507,332 km (0.092 R)
• M13: 9,122,478 km (0.104 R)
• M14: 9,766,946 km (0.092 R)
• M15: 10,033,080 km (0.074 R)
• M16: 13,947,458 km (0.081 R)
• M17: 14,541,960 km (0.077 R)
• M18: 17,185,504 km (0.074 R)
• M19: 19,392,671 km (0.038 R)
• M20: 23,400,847 km (0.08 R)
• M21: 24,118,468 km (0.086 R)
• M22: 31,538,672 km (0.05 R)
• M23: 39,501,168 km (0.09 R)
• M24: 46,986,746 km (0.109 R)
• M25: 50,070,407 km (0.093 R)
• M26: 55,154,341 km (0.097 R)
• M27: 71,696,276 km (0.118 R)
• M28: 74,739,994 km (0.045 R)
• M29: 82,723,733 km (0.039 R)
• M30: 82,999,292 km (0.057 R)
• M31: 90,378,656 km (0.064 R)
• M32: 94,527,753 km (0.116 R)
• M33: 97,567,731 km (0.105 R)
• M34: 100,046,269 km (0.114 R)
• M35: 100,986,342 km (0.07 R)
• M36: 106,751,395 km (0.104 R)
• M37: 111,048,743 km (0.115 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit