🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.64 AU - 0.68 AU

Year: 247 Days

Day: 37.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,637,328 km

• M1: 33,660 km (0.104 R)
• M2: 238,758 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.02 AU - 1.06 AU

Year: 488 Days

Day: 18.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,637,328 km

• M1: 889,060 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.66 AU - 1.68 AU

Year: 993 Days

Day: 26.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,637,328 km

• M1: 806,183 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.93 AU - 2.27 AU

Year: 1400 Days

Day: 24.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,637,328 km

• M1: 86,019 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 10.3

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.69 AU - 3.01 AU

Year: 2214 Days

Day: 10 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,637,328 km

• M1: 128,654 km (0.1 R)
• M2: 488,437 km (0.102 R)
• M3: 862,133 km (0.047 R)
• M4: 1,651,710 km (0.076 R)
• M5: 4,734,623 km (0.105 R)
• M6: 5,474,085 km (0.039 R)
• M7: 5,821,003 km (0.032 R)
• M8: 6,262,017 km (0.089 R)
• M9: 6,641,846 km (0.07 R)
• M10: 7,782,081 km (0.065 R)
• M11: 8,350,404 km (0.081 R)
• M12: 8,878,634 km (0.078 R)
• M13: 9,499,315 km (0.077 R)
• M14: 10,904,638 km (0.09 R)
• M15: 11,942,996 km (0.118 R)
• M16: 13,487,744 km (0.108 R)
• M17: 14,542,110 km (0.03 R)
• M18: 15,017,233 km (0.112 R)
• M19: 16,453,971 km (0.096 R)
• M20: 18,417,443 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.1

Radius: 12.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.86 AU - 2.96 AU

Year: 2284 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,637,328 km

• M1: 157,975 km (0.094 R)
• M2: 568,322 km (0.092 R)
• M3: 1,041,650 km (0.112 R)
• M4: 1,875,209 km (0.078 R)
• M5: 2,766,513 km (0.114 R)
• M6: 3,335,434 km (0.027 R)
• M7: 3,922,905 km (0.07 R)
• M8: 4,324,575 km (0.053 R)
• M9: 7,772,208 km (0.089 R)
• M10: 8,377,182 km (0.066 R)
• M11: 10,307,592 km (0.111 R)
• M12: 11,437,206 km (0.099 R)
• M13: 12,821,136 km (0.116 R)
• M14: 14,455,193 km (0.073 R)
• M15: 15,126,738 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.7

Radius: 11

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.79 AU - 4.91 AU

Year: 4915 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 54.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,637,328 km

• M1: 195,225 km (0.043 R)
• M2: 732,730 km (0.086 R)
• M3: 2,125,636 km (0.114 R)
• M4: 3,077,976 km (0.096 R)
• M5: 3,895,080 km (0.096 R)
• M6: 4,592,206 km (0.079 R)
• M7: 7,503,829 km (0.075 R)
• M8: 8,428,344 km (0.067 R)
• M9: 11,327,102 km (0.08 R)
• M10: 11,706,931 km (0.117 R)
• M11: 12,292,756 km (0.11 R)
• M12: 13,207,846 km (0.106 R)
• M13: 13,682,072 km (0.028 R)
• M14: 16,466,836 km (0.105 R)
• M15: 20,088,600 km (0.111 R)
• M16: 23,589,191 km (0.091 R)
• M17: 27,562,360 km (0.088 R)
• M18: 29,662,116 km (0.104 R)
• M19: 30,203,361 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.9

Radius: 7.6

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.95 AU - 12.83 AU

Year: 15411 Days

Day: 22.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,637,328 km

• M1: 94,546 km (0.117 R)
• M2: 572,960 km (0.076 R)
• M3: 1,099,395 km (0.116 R)
• M4: 1,345,184 km (0.117 R)
• M5: 1,692,850 km (0.045 R)
• M6: 3,499,244 km (0.045 R)
• M7: 4,253,516 km (0.087 R)
• M8: 4,903,818 km (0.099 R)
• M9: 6,079,957 km (0.091 R)
• M10: 16,211,323 km (0.119 R)
• M11: 18,529,342 km (0.113 R)
• M12: 21,426,005 km (0.067 R)
• M13: 23,516,486 km (0.077 R)
• M14: 27,659,300 km (0.068 R)
• M15: 30,481,464 km (0.039 R)
• M16: 31,662,090 km (0.094 R)
• M17: 34,366,520 km (0.107 R)
• M18: 36,034,985 km (0.095 R)
• M19: 37,088,005 km (0.069 R)
• M20: 42,809,375 km (0.118 R)
• M21: 44,139,450 km (0.077 R)
• M22: 49,736,056 km (0.097 R)
• M23: 57,018,780 km (0.09 R)
• M24: 61,563,413 km (0.074 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 14,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit