🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.21 AU - 1.45 AU

Year: 557 Days

Day: 24.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 28,878,004 km

• M1: 85,570 km (0.117 R)
• M2: 818,300 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.45 AU - 2.55 AU

Year: 1437 Days

Day: 27.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.44 AU - 3.2 AU

Year: 1721 Days

Day: 21.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.52 AU - 3.92 AU

Year: 2100 Days

Day: 31.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,878,004 km

• M1: 154,385 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.98 AU - 3.78 AU

Year: 2258 Days

Day: 46.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 13.7

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.43 AU - 9.41 AU

Year: 9682 Days

Day: 8.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,878,004 km

• M1: 170,392 km (0.051 R)
• M2: 627,862 km (0.12 R)
• M3: 1,928,317 km (0.118 R)
• M4: 2,694,856 km (0.078 R)
• M5: 3,247,321 km (0.063 R)
• M6: 3,987,082 km (0.09 R)
• M7: 4,458,765 km (0.037 R)
• M8: 5,182,220 km (0.059 R)
• M9: 6,012,787 km (0.093 R)
• M10: 7,687,236 km (0.068 R)
• M11: 8,234,316 km (0.109 R)
• M12: 8,807,425 km (0.113 R)
• M13: 9,325,482 km (0.113 R)
• M14: 11,140,105 km (0.083 R)
• M15: 12,082,571 km (0.087 R)
• M16: 14,726,714 km (0.115 R)
• M17: 15,688,030 km (0.115 R)
• M18: 16,872,097 km (0.095 R)
• M19: 18,824,050 km (0.111 R)
• M20: 20,504,632 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.6

Radius: 9.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.48 AU - 10.5 AU

Year: 12348 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,878,004 km

• M1: 124,166 km (0.05 R)
• M2: 483,052 km (0.105 R)
• M3: 1,027,139 km (0.099 R)
• M4: 1,747,453 km (0.059 R)
• M5: 2,717,296 km (0.116 R)
• M6: 4,085,219 km (0.097 R)
• M7: 4,469,685 km (0.116 R)
• M8: 4,934,336 km (0.094 R)
• M9: 6,558,969 km (0.113 R)
• M10: 7,492,909 km (0.114 R)
• M11: 9,983,713 km (0.087 R)
• M12: 12,763,840 km (0.117 R)
• M13: 14,920,592 km (0.109 R)
• M14: 15,711,217 km (0.034 R)
• M15: 17,442,214 km (0.085 R)
• M16: 20,088,600 km (0.057 R)
• M17: 23,393,517 km (0.059 R)
• M18: 29,238,754 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.9

Radius: 11.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.06 AU - 11.32 AU

Year: 12703 Days

Day: 14 Hours

Environment

Temp: -186 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,878,004 km

• M1: 144,063 km (0.064 R)
• M2: 594,502 km (0.109 R)
• M3: 956,230 km (0.037 R)
• M4: 1,327,382 km (0.087 R)
• M5: 2,120,999 km (0.062 R)
• M6: 2,730,760 km (0.09 R)
• M7: 3,642,559 km (0.09 R)
• M8: 5,190,897 km (0.081 R)
• M9: 10,292,334 km (0.076 R)
• M10: 11,244,823 km (0.064 R)
• M11: 18,091,319 km (0.026 R)
• M12: 19,477,044 km (0.056 R)
• M13: 20,005,125 km (0.073 R)
• M14: 21,247,834 km (0.06 R)
• M15: 40,290,447 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.2

Radius: 6.9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 12.5 AU - 14.88 AU

Year: 18409 Days

Day: 17.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 62.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,878,004 km

• M1: 93,648 km (0.053 R)
• M2: 591,809 km (0.1 R)
• M3: 935,286 km (0.086 R)
• M4: 1,384,827 km (0.065 R)
• M5: 1,928,466 km (0.114 R)
• M6: 2,797,929 km (0.109 R)
• M7: 3,452,420 km (0.068 R)
• M8: 4,348,062 km (0.058 R)
• M9: 4,798,202 km (0.111 R)
• M10: 5,445,961 km (0.04 R)
• M11: 7,216,900 km (0.112 R)
• M12: 8,591,256 km (0.111 R)
• M13: 8,980,211 km (0.083 R)
• M14: 14,120,393 km (0.119 R)
• M15: 15,217,843 km (0.095 R)
• M16: 21,782,796 km (0.068 R)
• M17: 25,163,409 km (0.103 R)
• M18: 26,363,633 km (0.079 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 17,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit