🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.44 AU - 2.26 AU

Year: 919 Days

Day: 17.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 68.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.54 AU - 2.46 AU

Year: 1033 Days

Day: 39.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,355,859 km

• M1: 563,386 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.92 AU - 2.9 AU

Year: 1367 Days

Day: 39.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,355,859 km

• M1: 73,153 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.01 AU - 3.15 AU

Year: 1514 Days

Day: 46.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,355,859 km

• M1: 1,678,787 km (0.057 R)

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 13.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.56 AU - 5.9 AU

Year: 5010 Days

Day: 13.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,355,859 km

• M1: 183,257 km (0.116 R)
• M2: 1,547,291 km (0.032 R)
• M3: 2,384,141 km (0.063 R)
• M4: 3,174,766 km (0.053 R)
• M5: 4,465,496 km (0.11 R)
• M6: 6,054,974 km (0.101 R)
• M7: 8,780,946 km (0.076 R)
• M8: 10,701,035 km (0.095 R)
• M9: 11,575,135 km (0.091 R)
• M10: 15,307,004 km (0.084 R)
• M11: 17,203,755 km (0.073 R)
• M12: 17,633,699 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.6

Radius: 14.4

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.73 AU - 7.39 AU

Year: 6137 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 17,355,859 km

• M1: 180,415 km (0.111 R)
• M2: 774,618 km (0.096 R)
• M3: 1,610,421 km (0.116 R)
• M4: 2,181,735 km (0.109 R)
• M5: 3,091,889 km (0.035 R)
• M6: 3,743,088 km (0.03 R)
• M7: 4,219,109 km (0.05 R)
• M8: 4,761,551 km (0.091 R)
• M9: 5,406,317 km (0.115 R)
• M10: 6,293,882 km (0.063 R)
• M11: 8,209,183 km (0.103 R)
• M12: 10,138,696 km (0.031 R)
• M13: 11,488,817 km (0.113 R)
• M14: 12,854,347 km (0.098 R)
• M15: 13,471,737 km (0.059 R)
• M16: 14,821,708 km (0.067 R)
• M17: 16,260,092 km (0.07 R)
• M18: 19,547,206 km (0.097 R)
• M19: 20,641,963 km (0.082 R)
• M20: 22,507,748 km (0.111 R)
• M21: 26,325,635 km (0.109 R)
• M22: 27,322,555 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153

Radius: 11.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.74 AU - 8.44 AU

Year: 6895 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 84.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,355,859 km

• M1: 144,960 km (0.109 R)
• M2: 573,558 km (0.095 R)
• M3: 1,343,239 km (0.07 R)
• M4: 1,875,658 km (0.091 R)
• M5: 2,254,889 km (0.093 R)
• M6: 2,946,779 km (0.059 R)
• M7: 3,521,235 km (0.046 R)
• M8: 4,277,452 km (0.082 R)
• M9: 5,040,551 km (0.075 R)
• M10: 6,482,375 km (0.097 R)
• M11: 7,585,958 km (0.115 R)
• M12: 9,284,044 km (0.108 R)
• M13: 9,735,829 km (0.091 R)
• M14: 10,123,587 km (0.098 R)
• M15: 11,866,402 km (0.105 R)
• M16: 13,995,629 km (0.057 R)
• M17: 16,917,724 km (0.09 R)
• M18: 18,997,733 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34

Radius: 11.1

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.53 AU - 9.37 AU

Year: 9780 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,355,859 km

• M1: 138,079 km (0.107 R)
• M2: 520,002 km (0.119 R)
• M3: 2,489,907 km (0.103 R)
• M4: 3,309,853 km (0.092 R)
• M5: 4,463,851 km (0.092 R)
• M6: 5,623,833 km (0.105 R)
• M7: 5,993,339 km (0.038 R)
• M8: 7,058,626 km (0.103 R)
• M9: 8,724,249 km (0.108 R)
• M10: 9,288,233 km (0.072 R)
• M11: 11,751,960 km (0.092 R)
• M12: 12,276,001 km (0.083 R)
• M13: 12,857,937 km (0.082 R)
• M14: 13,633,004 km (0.061 R)
• M15: 16,743,442 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit