🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.01 AU - 1.01 AU

Year: 357 Days

Day: 20.2 Hours

Environment

Temp: 143 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1 AU - 1.44 AU

Year: 474 Days

Day: 33.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.3 AU - 1.68 AU

Year: 639 Days

Day: 18.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.29 AU - 4.23 AU

Year: 2562 Days

Day: 40.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,154,309 km

• M1: 1,154,297 km (0.114 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.8

Radius: 9.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.75 AU - 7.73 AU

Year: 6847 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,154,309 km

• M1: 118,182 km (0.086 R)
• M2: 482,154 km (0.118 R)
• M3: 1,780,215 km (0.105 R)
• M4: 3,326,159 km (0.117 R)
• M5: 3,625,205 km (0.055 R)
• M6: 4,807,627 km (0.07 R)
• M7: 7,348,397 km (0.102 R)
• M8: 10,537,824 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 11.9

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.04 AU - 8.66 AU

Year: 7003 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,154,309 km

• M1: 155,881 km (0.119 R)
• M2: 555,008 km (0.03 R)
• M3: 1,320,500 km (0.085 R)
• M4: 1,946,567 km (0.115 R)
• M5: 2,878,413 km (0.111 R)
• M6: 7,560,527 km (0.104 R)
• M7: 14,013,880 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.6

Radius: 10.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.47 AU - 10.47 AU

Year: 8664 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,154,309 km

• M1: 126,859 km (0.087 R)
• M2: 531,372 km (0.081 R)
• M3: 1,950,158 km (0.117 R)
• M4: 2,379,205 km (0.119 R)
• M5: 2,870,634 km (0.09 R)
• M6: 6,898,855 km (0.098 R)
• M7: 9,518,913 km (0.06 R)
• M8: 11,295,986 km (0.057 R)
• M9: 14,129,968 km (0.091 R)
• M10: 19,470,013 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.6

Radius: 5.4

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.73 AU - 15.87 AU

Year: 17047 Days

Day: 20.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,154,309 km

• M1: 67,169 km (0.106 R)
• M2: 296,653 km (0.091 R)
• M3: 544,686 km (0.098 R)
• M4: 906,713 km (0.102 R)
• M5: 1,686,866 km (0.049 R)
• M6: 1,885,681 km (0.035 R)
• M7: 2,118,755 km (0.114 R)
• M8: 2,621,104 km (0.089 R)
• M9: 4,236,462 km (0.107 R)
• M10: 4,418,672 km (0.09 R)
• M11: 4,929,998 km (0.107 R)
• M12: 5,234,579 km (0.081 R)
• M13: 7,289,007 km (0.086 R)
• M14: 7,684,394 km (0.118 R)
• M15: 9,006,540 km (0.071 R)
• M16: 10,363,542 km (0.036 R)
• M17: 12,961,160 km (0.094 R)
• M18: 18,496,580 km (0.083 R)
• M19: 22,549,934 km (0.09 R)
• M20: 22,734,538 km (0.06 R)
• M21: 24,054,590 km (0.053 R)
• M22: 28,535,195 km (0.088 R)
• M23: 35,999,082 km (0.118 R)
• M24: 36,759,039 km (0.091 R)
• M25: 42,662,321 km (0.059 R)
• M26: 43,942,879 km (0.096 R)
• M27: 49,477,401 km (0.101 R)
• M28: 52,330,382 km (0.072 R)
• M29: 54,126,754 km (0.093 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit