🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.1

Radius: 9.2

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.79 AU - 0.85 AU

Year: 522 Days

Day: 10.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 84,351,496 km

• M1: 150,047 km (0.118 R)
• M2: 549,623 km (0.078 R)
• M3: 918,830 km (0.114 R)
• M4: 1,206,507 km (0.08 R)
• M5: 1,537,717 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.7

Radius: 14.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.88 AU - 1.06 AU

Year: 672 Days

Day: 9.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,351,496 km

• M1: 179,069 km (0.115 R)
• M2: 723,007 km (0.077 R)
• M3: 1,234,182 km (0.088 R)
• M4: 1,724,714 km (0.086 R)
• M5: 2,506,812 km (0.042 R)
• M6: 3,383,904 km (0.058 R)
• M7: 4,135,484 km (0.064 R)
• M8: 4,602,977 km (0.083 R)
• M9: 5,886,078 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326

Radius: 9.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.17 AU - 1.55 AU

Year: 1115 Days

Day: 7.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,351,496 km

• M1: 121,324 km (0.071 R)
• M2: 499,806 km (0.045 R)
• M3: 894,446 km (0.068 R)
• M4: 1,621,791 km (0.079 R)
• M5: 2,197,593 km (0.106 R)
• M6: 2,566,950 km (0.107 R)
• M7: 3,284,720 km (0.096 R)
• M8: 4,192,780 km (0.111 R)
• M9: 4,513,667 km (0.082 R)
• M10: 5,614,707 km (0.03 R)
• M11: 6,045,699 km (0.103 R)
• M12: 6,604,746 km (0.111 R)
• M13: 7,612,736 km (0.037 R)
• M14: 8,440,013 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.9

Radius: 9.3

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.25 AU - 2.49 AU

Year: 2565 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,351,496 km

• M1: 132,993 km (0.08 R)
• M2: 613,202 km (0.058 R)
• M3: 978,370 km (0.069 R)
• M4: 2,051,884 km (0.095 R)
• M5: 2,766,513 km (0.104 R)
• M6: 4,179,765 km (0.077 R)
• M7: 4,890,205 km (0.098 R)
• M8: 5,324,039 km (0.071 R)
• M9: 6,268,749 km (0.087 R)
• M10: 7,047,855 km (0.081 R)
• M11: 7,539,284 km (0.11 R)
• M12: 8,152,186 km (0.068 R)
• M13: 8,763,144 km (0.094 R)
• M14: 9,662,078 km (0.076 R)
• M15: 10,780,322 km (0.11 R)
• M16: 11,267,412 km (0.079 R)
• M17: 12,111,892 km (0.053 R)
• M18: 14,407,322 km (0.116 R)
• M19: 20,820,284 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.2

Radius: 6.4

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.51 AU - 10.07 AU

Year: 21532 Days

Day: 19.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,351,496 km

• M1: 79,586 km (0.113 R)
• M2: 300,991 km (0.065 R)
• M3: 523,593 km (0.105 R)
• M4: 733,778 km (0.086 R)
• M5: 1,052,421 km (0.113 R)
• M6: 1,380,639 km (0.037 R)
• M7: 2,071,781 km (0.115 R)
• M8: 2,738,688 km (0.104 R)
• M9: 3,480,245 km (0.034 R)
• M10: 4,348,212 km (0.077 R)
• M11: 5,155,891 km (0.11 R)
• M12: 6,016,078 km (0.092 R)
• M13: 6,323,203 km (0.116 R)
• M14: 6,594,573 km (0.064 R)
• M15: 7,505,774 km (0.12 R)
• M16: 8,997,564 km (0.101 R)
• M17: 10,740,529 km (0.094 R)
• M18: 13,202,461 km (0.1 R)
• M19: 14,486,160 km (0.066 R)
• M20: 23,869,537 km (0.112 R)
• M21: 27,643,443 km (0.084 R)
• M22: 29,483,197 km (0.118 R)
• M23: 31,402,987 km (0.034 R)
• M24: 31,796,728 km (0.098 R)
• M25: 38,104,522 km (0.06 R)
• M26: 42,104,022 km (0.1 R)
• M27: 43,388,768 km (0.092 R)
• M28: 44,369,382 km (0.111 R)
• M29: 44,699,395 km (0.079 R)
• M30: 58,295,149 km (0.029 R)
• M31: 60,698,289 km (0.117 R)
• M32: 61,718,846 km (0.117 R)
• M33: 62,336,535 km (0.08 R)
• M34: 69,628,683 km (0.116 R)
• M35: 83,846,914 km (0.178 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 16,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit