🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.5

Radius: 8.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.55 AU - 0.63 AU

Year: 302 Days

Day: 8.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,560,015 km

• M1: 104,719 km (0.105 R)
• M2: 420,968 km (0.116 R)
• M3: 691,591 km (0.051 R)
• M4: 981,960 km (0.103 R)
• M5: 1,408,614 km (0.106 R)
• M6: 1,733,690 km (0.11 R)
• M7: 2,141,942 km (0.116 R)
• M8: 2,441,587 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.9

Radius: 9.4

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.65 AU - 0.79 AU

Year: 407 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,560,015 km

• M1: 116,986 km (0.101 R)
• M2: 418,425 km (0.094 R)
• M3: 1,064,987 km (0.082 R)
• M4: 1,426,864 km (0.091 R)
• M5: 2,108,732 km (0.065 R)
• M6: 2,480,632 km (0.035 R)
• M7: 3,015,594 km (0.118 R)
• M8: 4,472,528 km (0.095 R)
• M9: 5,462,417 km (0.1 R)
• M10: 5,765,502 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 8.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.32 AU - 2.02 AU

Year: 1439 Days

Day: 9.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,560,015 km

• M1: 109,506 km (0.115 R)
• M2: 418,126 km (0.097 R)
• M3: 718,219 km (0.032 R)
• M4: 1,215,483 km (0.095 R)
• M5: 1,546,842 km (0.045 R)
• M6: 1,853,368 km (0.103 R)
• M7: 2,590,886 km (0.057 R)
• M8: 2,949,023 km (0.098 R)
• M9: 3,396,620 km (0.051 R)
• M10: 4,031,214 km (0.117 R)
• M11: 4,724,899 km (0.099 R)
• M12: 5,281,104 km (0.096 R)
• M13: 7,261,929 km (0.097 R)
• M14: 8,131,243 km (0.099 R)
• M15: 8,847,966 km (0.063 R)
• M16: 9,151,799 km (0.101 R)
• M17: 9,956,785 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 12.4

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.54 AU - 5.64 AU

Year: 6558 Days

Day: 7.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,560,015 km

• M1: 511,924 km (0.12 R)
• M2: 980,315 km (0.092 R)
• M3: 1,382,883 km (0.097 R)
• M4: 2,642,048 km (0.101 R)
• M5: 4,124,114 km (0.082 R)
• M6: 5,346,030 km (0.118 R)
• M7: 6,601,604 km (0.082 R)
• M8: 10,327,040 km (0.09 R)
• M9: 10,857,813 km (0.114 R)
• M10: 13,683,867 km (0.049 R)
• M11: 15,839,572 km (0.066 R)
• M12: 16,907,402 km (0.075 R)
• M13: 20,057,185 km (0.062 R)
• M14: 22,828,934 km (0.117 R)
• M15: 24,969,979 km (0.101 R)
• M16: 26,008,338 km (0.115 R)
• M17: 28,000,533 km (0.085 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 14,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit