🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.8

Radius: 14.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.49 AU - 0.59 AU

Year: 265 Days

Day: 13.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,544,459 km

• M1: 176,675 km (0.109 R)
• M2: 664,963 km (0.12 R)
• M3: 1,132,605 km (0.049 R)
• M4: 1,679,386 km (0.1 R)
• M5: 2,379,055 km (0.049 R)
• M6: 2,998,390 km (0.103 R)
• M7: 3,659,613 km (0.025 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.8

Radius: 10.4

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.6 AU - 0.72 AU

Year: 358 Days

Day: 11.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,544,459 km

• M1: 129,402 km (0.064 R)
• M2: 457,919 km (0.077 R)
• M3: 784,192 km (0.1 R)
• M4: 1,442,572 km (0.063 R)
• M5: 1,836,314 km (0.069 R)
• M6: 2,186,373 km (0.077 R)
• M7: 3,003,476 km (0.085 R)
• M8: 3,416,067 km (0.083 R)
• M9: 3,926,795 km (0.076 R)
• M10: 4,461,308 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 8.1

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.96 AU - 1.24 AU

Year: 769 Days

Day: 14.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,544,459 km

• M1: 100,679 km (0.078 R)
• M2: 501,602 km (0.117 R)
• M3: 1,208,452 km (0.099 R)
• M4: 1,707,211 km (0.096 R)
• M5: 2,075,820 km (0.092 R)
• M6: 2,336,719 km (0.106 R)
• M7: 3,665,597 km (0.111 R)
• M8: 4,049,315 km (0.094 R)
• M9: 4,378,580 km (0.089 R)
• M10: 5,382,232 km (0.111 R)
• M11: 6,573,929 km (0.113 R)
• M12: 6,831,985 km (0.107 R)
• M13: 7,981,046 km (0.087 R)
• M14: 8,299,839 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97

Radius: 10.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.72 AU - 3.26 AU

Year: 3448 Days

Day: 13.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,544,459 km

• M1: 125,662 km (0.117 R)
• M2: 612,005 km (0.037 R)
• M3: 1,112,709 km (0.11 R)
• M4: 1,600,248 km (0.089 R)
• M5: 2,778,182 km (0.048 R)
• M6: 3,122,706 km (0.077 R)
• M7: 3,915,126 km (0.093 R)
• M8: 4,313,954 km (0.1 R)
• M9: 6,515,735 km (0.108 R)
• M10: 9,562,595 km (0.094 R)
• M11: 10,096,061 km (0.089 R)
• M12: 10,715,695 km (0.107 R)
• M13: 11,119,909 km (0.117 R)
• M14: 11,994,907 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.1

Radius: 9.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.94 AU - 5 AU

Year: 7389 Days

Day: 12.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,544,459 km

• M1: 119,379 km (0.104 R)
• M2: 993,479 km (0.071 R)
• M3: 2,008,052 km (0.057 R)
• M4: 3,624,756 km (0.095 R)
• M5: 4,685,854 km (0.105 R)
• M6: 7,960,851 km (0.084 R)
• M7: 11,267,412 km (0.047 R)
• M8: 15,065,702 km (0.108 R)
• M9: 21,306,028 km (0.074 R)
• M10: 23,425,680 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 17,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit