🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.72 AU - 0.84 AU

Year: 297 Days

Day: 40.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,633,329 km

• M1: 443,707 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.91 AU - 0.97 AU

Year: 392 Days

Day: 13.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.26 AU - 1.64 AU

Year: 752 Days

Day: 46.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,633,329 km

• M1: 454,927 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.34 AU - 2.04 AU

Year: 946 Days

Day: 19 Hours

Environment

Temp: -110 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.9

Radius: 9.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.07 AU - 3.13 AU

Year: 2349 Days

Day: 9.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,633,329 km

• M1: 116,836 km (0.103 R)
• M2: 594,652 km (0.094 R)
• M3: 918,232 km (0.112 R)
• M4: 1,238,820 km (0.039 R)
• M5: 1,945,670 km (0.061 R)
• M6: 2,605,995 km (0.111 R)
• M7: 4,140,271 km (0.117 R)
• M8: 4,543,587 km (0.108 R)
• M9: 4,910,101 km (0.072 R)
• M10: 5,451,795 km (0.097 R)
• M11: 6,425,977 km (0.067 R)
• M12: 7,128,339 km (0.086 R)
• M13: 7,680,953 km (0.12 R)
• M14: 10,146,924 km (0.106 R)
• M15: 11,727,875 km (0.049 R)
• M16: 12,775,808 km (0.113 R)
• M17: 13,220,263 km (0.112 R)
• M18: 13,842,740 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.7

Radius: 11.9

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.24 AU - 3.6 AU

Year: 2722 Days

Day: 10.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,633,329 km

• M1: 148,102 km (0.042 R)
• M2: 592,258 km (0.087 R)
• M3: 978,520 km (0.103 R)
• M4: 2,231,851 km (0.066 R)
• M5: 2,603,901 km (0.112 R)
• M6: 3,034,443 km (0.098 R)
• M7: 3,760,591 km (0.105 R)
• M8: 4,165,403 km (0.12 R)
• M9: 4,827,673 km (0.064 R)
• M10: 5,356,950 km (0.096 R)
• M11: 7,584,313 km (0.056 R)
• M12: 8,538,897 km (0.104 R)
• M13: 10,292,483 km (0.059 R)
• M14: 10,927,077 km (0.109 R)
• M15: 12,762,793 km (0.087 R)
• M16: 14,696,794 km (0.116 R)
• M17: 15,707,926 km (0.083 R)
• M18: 16,927,448 km (0.106 R)
• M19: 17,366,069 km (0.114 R)
• M20: 19,494,398 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 13.2

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.67 AU - 4.79 AU

Year: 4428 Days

Day: 7.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,633,329 km

• M1: 164,408 km (0.093 R)
• M2: 1,566,888 km (0.035 R)
• M3: 3,703,594 km (0.106 R)
• M4: 5,238,319 km (0.071 R)
• M5: 7,738,399 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 11.4

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.63 AU - 6.03 AU

Year: 5297 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,633,329 km

• M1: 142,118 km (0.057 R)
• M2: 566,228 km (0.078 R)
• M3: 1,270,684 km (0.068 R)
• M4: 1,785,151 km (0.072 R)
• M5: 2,207,765 km (0.118 R)
• M6: 2,613,624 km (0.043 R)
• M7: 4,304,529 km (0.072 R)
• M8: 5,073,911 km (0.072 R)
• M9: 5,617,400 km (0.115 R)
• M10: 6,412,513 km (0.104 R)
• M11: 7,048,752 km (0.084 R)
• M12: 8,153,682 km (0.064 R)
• M13: 8,559,242 km (0.081 R)
• M14: 10,880,403 km (0.094 R)
• M15: 11,832,743 km (0.098 R)
• M16: 13,238,215 km (0.115 R)
• M17: 16,669,990 km (0.096 R)
• M18: 17,873,056 km (0.064 R)
• M19: 18,370,170 km (0.109 R)
• M20: 22,975,839 km (0.068 R)
• M21: 23,415,807 km (0.092 R)
• M22: 24,161,702 km (0.064 R)
• M23: 26,494,830 km (0.095 R)
• M24: 27,141,392 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 13,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit