🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.55 AU - 0.75 AU

Year: 241 Days

Day: 12.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.57 AU - 0.77 AU

Year: 252 Days

Day: 37.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.26 AU - 1.56 AU

Year: 770 Days

Day: 38.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.2

Radius: 11.8

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.21 AU - 2.37 AU

Year: 1595 Days

Day: 8.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,653,667 km

• M1: 146,756 km (0.064 R)
• M2: 575,503 km (0.088 R)
• M3: 948,899 km (0.111 R)
• M4: 1,373,608 km (0.063 R)
• M5: 3,623,111 km (0.104 R)
• M6: 4,313,355 km (0.102 R)
• M7: 6,447,818 km (0.104 R)
• M8: 7,386,694 km (0.067 R)
• M9: 8,035,201 km (0.113 R)
• M10: 10,023,057 km (0.102 R)
• M11: 10,785,558 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.8

Radius: 10

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.78 AU - 5.3 AU

Year: 5207 Days

Day: 12.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,653,667 km

• M1: 124,465 km (0.102 R)
• M2: 608,863 km (0.078 R)
• M3: 1,078,750 km (0.087 R)
• M4: 1,736,233 km (0.096 R)
• M5: 2,883,050 km (0.111 R)
• M6: 3,281,429 km (0.077 R)
• M7: 4,796,557 km (0.119 R)
• M8: 5,109,066 km (0.104 R)
• M9: 5,669,011 km (0.088 R)
• M10: 8,430,438 km (0.102 R)
• M11: 9,697,832 km (0.076 R)
• M12: 10,121,343 km (0.112 R)
• M13: 10,476,937 km (0.109 R)
• M14: 11,679,854 km (0.082 R)
• M15: 13,018,755 km (0.074 R)
• M16: 13,773,326 km (0.074 R)
• M17: 14,807,646 km (0.111 R)
• M18: 16,864,766 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.7

Radius: 3.1

Gravity: 19.74 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.61 AU - 12.65 AU

Year: 17087 Days

Day: 17.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,653,667 km

• M1: 38,596 km (0.079 R)
• M2: 160,967 km (0.118 R)
• M3: 339,737 km (0.113 R)
• M4: 513,569 km (0.108 R)
• M5: 655,388 km (0.09 R)
• M6: 1,071,420 km (0.113 R)
• M7: 1,279,660 km (0.086 R)
• M8: 1,715,888 km (0.047 R)
• M9: 1,967,960 km (0.1 R)
• M10: 2,746,617 km (0.049 R)
• M11: 3,536,643 km (0.078 R)
• M12: 3,787,519 km (0.073 R)
• M13: 4,186,048 km (0.066 R)
• M14: 5,128,514 km (0.101 R)
• M15: 7,461,643 km (0.09 R)
• M16: 8,520,496 km (0.108 R)
• M17: 8,698,817 km (0.102 R)
• M18: 10,878,907 km (0.083 R)
• M19: 14,379,048 km (0.051 R)
• M20: 15,211,111 km (0.111 R)
• M21: 19,392,970 km (0.111 R)
• M22: 19,623,949 km (0.05 R)
• M23: 20,091,592 km (0.073 R)
• M24: 20,967,937 km (0.035 R)
• M25: 22,371,913 km (0.079 R)
• M26: 24,638,470 km (0.082 R)
• M27: 25,734,424 km (0.084 R)
• M28: 27,632,372 km (0.105 R)
• M29: 31,280,017 km (0.052 R)
• M30: 32,563,717 km (0.113 R)
• M31: 33,328,610 km (0.12 R)
• M32: 37,214,415 km (0.056 R)
• M33: 42,806,982 km (0.119 R)
• M34: 43,988,805 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835

Radius: 4.4

Gravity: 43.13 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 11.35 AU - 12.27 AU

Year: 18676 Days

Day: 20.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,653,667 km

• M1: 63,280 km (0.114 R)
• M2: 221,255 km (0.117 R)
• M3: 449,542 km (0.11 R)
• M4: 1,023,698 km (0.084 R)
• M5: 1,418,637 km (0.109 R)
• M6: 1,908,420 km (0.095 R)
• M7: 2,526,708 km (0.11 R)
• M8: 3,645,102 km (0.05 R)
• M9: 5,095,902 km (0.083 R)
• M10: 5,886,377 km (0.103 R)
• M11: 6,053,777 km (0.069 R)
• M12: 6,620,005 km (0.064 R)
• M13: 8,476,664 km (0.102 R)
• M14: 9,240,212 km (0.109 R)
• M15: 10,777,928 km (0.117 R)
• M16: 11,738,646 km (0.098 R)
• M17: 16,318,285 km (0.117 R)
• M18: 19,458,045 km (0.108 R)
• M19: 20,017,841 km (0.04 R)
• M20: 24,562,175 km (0.102 R)
• M21: 24,996,458 km (0.037 R)
• M22: 28,300,327 km (0.1 R)
• M23: 35,757,930 km (0.038 R)
• M24: 37,305,969 km (0.1 R)
• M25: 40,084,151 km (0.116 R)
• M26: 44,424,733 km (0.119 R)
• M27: 44,746,369 km (0.093 R)
• M28: 48,047,395 km (0.103 R)
• M29: 52,576,471 km (0.053 R)
• M30: 59,695,385 km (0.1 R)
• M31: 68,067,630 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 10,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit