🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.43 AU - 0.61 AU

Year: 135 Days

Day: 22.2 Hours

Environment

Temp: 273 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.69 AU - 4.85 AU

Year: 3749 Days

Day: 21.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,033,570 km

• M1: 1,401,134 km (0.109 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.9

Radius: 14.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.81 AU - 8.75 AU

Year: 7069 Days

Day: 5.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,033,570 km

• M1: 185,053 km (0.083 R)
• M2: 718,818 km (0.068 R)
• M3: 1,943,875 km (0.094 R)
• M4: 2,447,870 km (0.114 R)
• M5: 3,404,548 km (0.109 R)
• M6: 4,250,375 km (0.061 R)
• M7: 5,477,376 km (0.065 R)
• M8: 8,624,916 km (0.118 R)
• M9: 9,100,188 km (0.09 R)
• M10: 11,128,735 km (0.053 R)
• M11: 11,850,246 km (0.107 R)
• M12: 14,025,399 km (0.05 R)
• M13: 16,455,616 km (0.103 R)
• M14: 18,649,768 km (0.046 R)
• M15: 22,866,932 km (0.091 R)
• M16: 23,865,049 km (0.082 R)
• M17: 29,007,177 km (0.115 R)
• M18: 32,714,511 km (0.088 R)
• M19: 33,238,552 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.1

Radius: 9.9

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.97 AU - 8.69 AU

Year: 7142 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,033,570 km

• M1: 131,347 km (0.116 R)
• M2: 492,775 km (0.111 R)
• M3: 859,141 km (0.1 R)
• M4: 1,286,392 km (0.083 R)
• M5: 1,727,855 km (0.089 R)
• M6: 2,561,864 km (0.066 R)
• M7: 2,899,955 km (0.118 R)
• M8: 3,854,838 km (0.08 R)
• M9: 6,822,261 km (0.106 R)
• M10: 8,786,182 km (0.069 R)
• M11: 10,428,617 km (0.057 R)
• M12: 10,905,685 km (0.063 R)
• M13: 11,397,263 km (0.037 R)
• M14: 12,477,659 km (0.109 R)
• M15: 13,234,924 km (0.099 R)
• M16: 13,681,174 km (0.039 R)
• M17: 14,960,535 km (0.082 R)
• M18: 15,815,188 km (0.064 R)
• M19: 16,637,677 km (0.073 R)
• M20: 19,922,547 km (0.049 R)
• M21: 20,509,270 km (0.044 R)
• M22: 23,535,335 km (0.1 R)
• M23: 25,453,031 km (0.072 R)
• M24: 28,016,540 km (0.026 R)
• M25: 29,032,459 km (0.08 R)
• M26: 30,650,509 km (0.088 R)
• M27: 32,027,408 km (0.054 R)
• M28: 33,548,070 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 9.9

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.75 AU - 8.41 AU

Year: 7511 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,033,570 km

• M1: 123,717 km (0.12 R)
• M2: 564,882 km (0.078 R)
• M3: 953,238 km (0.09 R)
• M4: 1,669,662 km (0.072 R)
• M5: 2,079,859 km (0.085 R)
• M6: 3,215,457 km (0.083 R)
• M7: 4,579,191 km (0.101 R)
• M8: 5,486,053 km (0.079 R)
• M9: 6,764,068 km (0.117 R)
• M10: 8,020,989 km (0.085 R)
• M11: 8,793,213 km (0.114 R)
• M12: 9,661,030 km (0.101 R)
• M13: 11,094,477 km (0.098 R)
• M14: 11,834,987 km (0.119 R)
• M15: 15,066,750 km (0.072 R)
• M16: 18,476,983 km (0.053 R)
• M17: 19,215,996 km (0.06 R)
• M18: 23,723,380 km (0.064 R)
• M19: 24,508,170 km (0.11 R)
• M20: 24,951,429 km (0.077 R)
• M21: 25,400,222 km (0.096 R)
• M22: 33,115,733 km (0.111 R)
• M23: 35,432,106 km (0.097 R)
• M24: 40,262,173 km (0.078 R)
• M25: 42,642,275 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.2

Radius: 11.6

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.84 AU - 9.72 AU

Year: 8575 Days

Day: 12.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,033,570 km

• M1: 146,157 km (0.06 R)
• M2: 540,348 km (0.074 R)
• M3: 1,090,120 km (0.069 R)
• M4: 1,967,511 km (0.111 R)
• M5: 3,065,111 km (0.049 R)
• M6: 3,575,389 km (0.12 R)
• M7: 9,397,140 km (0.075 R)
• M8: 9,878,845 km (0.063 R)
• M9: 11,316,331 km (0.094 R)
• M10: 12,597,786 km (0.089 R)
• M11: 14,285,699 km (0.119 R)
• M12: 17,739,316 km (0.117 R)
• M13: 20,488,775 km (0.105 R)
• M14: 22,302,200 km (0.112 R)
• M15: 25,869,810 km (0.11 R)
• M16: 27,397,653 km (0.065 R)
• M17: 27,887,137 km (0.079 R)
• M18: 40,825,558 km (0.11 R)
• M19: 45,302,873 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974

Radius: 13.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.61 AU - 12.57 AU

Year: 15129 Days

Day: 8.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,033,570 km

• M1: 169,195 km (0.111 R)
• M2: 759,508 km (0.082 R)
• M3: 1,314,217 km (0.074 R)
• M4: 2,004,462 km (0.059 R)
• M5: 2,830,841 km (0.113 R)
• M6: 3,500,590 km (0.118 R)
• M7: 3,933,676 km (0.105 R)
• M8: 4,534,162 km (0.036 R)
• M9: 5,722,867 km (0.082 R)
• M10: 8,251,370 km (0.114 R)
• M11: 10,776,881 km (0.073 R)
• M12: 11,387,689 km (0.063 R)
• M13: 14,065,341 km (0.089 R)
• M14: 14,795,379 km (0.067 R)
• M15: 17,971,192 km (0.075 R)
• M16: 22,351,268 km (0.065 R)
• M17: 24,682,901 km (0.104 R)
• M18: 27,621,900 km (0.065 R)
• M19: 30,665,619 km (0.075 R)
• M20: 33,538,646 km (0.081 R)
• M21: 34,578,800 km (0.075 R)
• M22: 35,106,731 km (0.042 R)
• M23: 39,097,553 km (0.114 R)
• M24: 43,995,687 km (0.115 R)
• M25: 47,804,897 km (0.12 R)
• M26: 49,957,461 km (0.082 R)
• M27: 61,310,743 km (0.059 R)
• M28: 63,061,337 km (0.043 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 15,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit