🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.02 AU - 1.3 AU

Year: 478 Days

Day: 24.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.8 AU - 2.5 AU

Year: 1207 Days

Day: 37.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,357,886 km

• M1: 36,651 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.28 AU - 3.3 AU

Year: 2285 Days

Day: 15.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,357,886 km

• M1: 56,698 km (0.083 R)
• M2: 92,601 km (0.065 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 13.2

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.48 AU - 4.52 AU

Year: 3655 Days

Day: 14.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,357,886 km

• M1: 164,109 km (0.101 R)
• M2: 629,508 km (0.041 R)
• M3: 1,257,968 km (0.074 R)
• M4: 1,682,378 km (0.109 R)
• M5: 2,162,587 km (0.114 R)
• M6: 3,075,732 km (0.03 R)
• M7: 3,803,825 km (0.07 R)
• M8: 4,434,530 km (0.117 R)
• M9: 5,604,834 km (0.038 R)
• M10: 6,423,882 km (0.091 R)
• M11: 7,065,657 km (0.104 R)
• M12: 7,783,577 km (0.094 R)
• M13: 8,335,743 km (0.027 R)
• M14: 9,213,134 km (0.088 R)
• M15: 10,272,886 km (0.094 R)
• M16: 10,811,438 km (0.108 R)
• M17: 11,632,282 km (0.104 R)
• M18: 12,309,362 km (0.069 R)
• M19: 13,060,493 km (0.095 R)
• M20: 13,594,258 km (0.12 R)
• M21: 15,877,271 km (0.107 R)
• M22: 17,986,152 km (0.115 R)
• M23: 20,083,215 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 12.5

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.59 AU - 7.49 AU

Year: 6404 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,357,886 km

• M1: 157,676 km (0.107 R)
• M2: 644,767 km (0.081 R)
• M3: 1,500,467 km (0.034 R)
• M4: 3,270,658 km (0.09 R)
• M5: 4,275,657 km (0.118 R)
• M6: 5,261,806 km (0.084 R)
• M7: 5,792,878 km (0.066 R)
• M8: 7,999,746 km (0.041 R)
• M9: 8,534,409 km (0.113 R)
• M10: 9,448,602 km (0.107 R)
• M11: 16,751,670 km (0.081 R)
• M12: 19,181,888 km (0.119 R)
• M13: 20,367,600 km (0.08 R)
• M14: 24,048,755 km (0.043 R)
• M15: 26,135,346 km (0.101 R)
• M16: 39,220,223 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248

Radius: 11.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.84 AU - 8.66 AU

Year: 7474 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,357,886 km

• M1: 138,677 km (0.026 R)
• M2: 772,673 km (0.101 R)
• M3: 2,442,634 km (0.092 R)
• M4: 3,215,157 km (0.118 R)
• M5: 4,546,878 km (0.096 R)
• M6: 5,268,837 km (0.081 R)
• M7: 5,686,065 km (0.086 R)
• M8: 6,125,434 km (0.109 R)
• M9: 12,672,884 km (0.048 R)
• M10: 14,527,150 km (0.072 R)
• M11: 15,688,777 km (0.11 R)
• M12: 16,321,427 km (0.095 R)
• M13: 16,851,751 km (0.118 R)
• M14: 17,271,972 km (0.061 R)
• M15: 17,946,658 km (0.096 R)
• M16: 19,743,329 km (0.059 R)
• M17: 21,306,626 km (0.105 R)
• M18: 23,319,017 km (0.089 R)
• M19: 26,329,076 km (0.099 R)
• M20: 26,814,072 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.9

Radius: 9.5

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.33 AU - 7.87 AU

Year: 8022 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,357,886 km

• M1: 118,332 km (0.082 R)
• M2: 435,330 km (0.09 R)
• M3: 815,009 km (0.089 R)
• M4: 1,605,036 km (0.095 R)
• M5: 1,919,490 km (0.071 R)
• M6: 2,221,977 km (0.116 R)
• M7: 2,635,466 km (0.078 R)
• M8: 3,692,823 km (0.036 R)
• M9: 4,531,469 km (0.11 R)
• M10: 5,658,689 km (0.043 R)
• M11: 7,080,467 km (0.104 R)
• M12: 9,047,081 km (0.066 R)
• M13: 11,138,309 km (0.067 R)
• M14: 11,461,441 km (0.113 R)
• M15: 12,525,979 km (0.099 R)
• M16: 15,640,906 km (0.103 R)
• M17: 17,090,958 km (0.081 R)
• M18: 17,812,170 km (0.067 R)
• M19: 19,084,350 km (0.063 R)
• M20: 20,738,454 km (0.033 R)
• M21: 21,063,979 km (0.052 R)
• M22: 21,393,094 km (0.076 R)
• M23: 21,976,974 km (0.09 R)
• M24: 25,894,045 km (0.101 R)
• M25: 28,415,068 km (0.074 R)
• M26: 31,414,805 km (0.092 R)
• M27: 35,193,348 km (0.045 R)
• M28: 35,773,339 km (0.098 R)
• M29: 37,311,355 km (0.094 R)
• M30: 42,189,591 km (0.094 R)
• M31: 45,120,663 km (0.071 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 15,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit