🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.2

Radius: 10.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.54 AU - 0.78 AU

Year: 358 Days

Day: 10.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,031,157 km

• M1: 130,749 km (0.094 R)
• M2: 485,295 km (0.114 R)
• M3: 877,840 km (0.119 R)
• M4: 1,322,894 km (0.078 R)
• M5: 2,144,336 km (0.111 R)
• M6: 2,578,768 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 12.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.74 AU - 0.76 AU

Year: 433 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 25,031,157 km

• M1: 159,322 km (0.12 R)
• M2: 590,313 km (0.077 R)
• M3: 1,081,593 km (0.077 R)
• M4: 1,665,922 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 12.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.68 AU - 1 AU

Year: 513 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,031,157 km

• M1: 156,479 km (0.097 R)
• M2: 560,094 km (0.113 R)
• M3: 949,348 km (0.057 R)
• M4: 1,339,499 km (0.051 R)
• M5: 1,824,645 km (0.052 R)
• M6: 2,938,551 km (0.09 R)
• M7: 3,546,517 km (0.073 R)
• M8: 4,236,911 km (0.082 R)
• M9: 5,973,892 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.5

Radius: 11.8

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.78 AU - 0.9 AU

Year: 513 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,031,157 km

• M1: 146,756 km (0.106 R)
• M2: 522,994 km (0.111 R)
• M3: 922,720 km (0.085 R)
• M4: 1,389,764 km (0.06 R)
• M5: 2,100,653 km (0.119 R)
• M6: 3,231,464 km (0.093 R)
• M7: 3,839,878 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.2

Radius: 14.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.35 AU - 1.99 AU

Year: 1439 Days

Day: 11.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,031,157 km

• M1: 181,612 km (0.094 R)
• M2: 828,323 km (0.115 R)
• M3: 1,400,086 km (0.117 R)
• M4: 1,911,262 km (0.098 R)
• M5: 2,471,058 km (0.097 R)
• M6: 3,216,504 km (0.105 R)
• M7: 3,753,710 km (0.098 R)
• M8: 5,138,537 km (0.119 R)
• M9: 5,784,202 km (0.083 R)
• M10: 8,347,412 km (0.088 R)
• M11: 9,020,752 km (0.087 R)
• M12: 9,664,172 km (0.072 R)
• M13: 10,441,782 km (0.109 R)
• M14: 14,490,349 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.1

Radius: 10.7

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.43 AU - 3.41 AU

Year: 3327 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,031,157 km

• M1: 133,591 km (0.098 R)
• M2: 512,822 km (0.079 R)
• M3: 987,795 km (0.097 R)
• M4: 1,414,747 km (0.115 R)
• M5: 1,849,030 km (0.116 R)
• M6: 2,636,363 km (0.098 R)
• M7: 3,152,925 km (0.055 R)
• M8: 3,533,950 km (0.1 R)
• M9: 4,053,654 km (0.09 R)
• M10: 6,153,559 km (0.099 R)
• M11: 6,939,247 km (0.115 R)
• M12: 7,858,675 km (0.066 R)
• M13: 9,818,856 km (0.057 R)
• M14: 10,345,590 km (0.091 R)
• M15: 11,192,613 km (0.078 R)
• M16: 12,880,825 km (0.098 R)
• M17: 13,463,210 km (0.118 R)
• M18: 13,810,875 km (0.11 R)
• M19: 14,164,674 km (0.105 R)
• M20: 15,804,566 km (0.042 R)
• M21: 17,449,844 km (0.097 R)
• M22: 17,983,010 km (0.091 R)
• M23: 19,019,574 km (0.082 R)
• M24: 21,412,691 km (0.1 R)
• M25: 22,368,472 km (0.071 R)
• M26: 23,999,986 km (0.096 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: 169 - 18,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit