🌌 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: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 11.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.51 AU - 0.79 AU

Year: 349 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,179,438 km

• M1: 139,276 km (0.108 R)
• M2: 500,255 km (0.112 R)
• M3: 870,360 km (0.065 R)
• M4: 1,379,143 km (0.076 R)
• M5: 1,856,061 km (0.098 R)
• M6: 2,340,907 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.3

Radius: 14.5

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.84 AU - 1 AU

Year: 588 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,179,438 km

• M1: 180,265 km (0.091 R)
• M2: 753,225 km (0.074 R)
• M3: 1,280,109 km (0.078 R)
• M4: 1,741,170 km (0.089 R)
• M5: 2,772,049 km (0.108 R)
• M6: 3,757,151 km (0.088 R)
• M7: 4,897,236 km (0.058 R)
• M8: 5,366,824 km (0.095 R)
• M9: 5,866,630 km (0.115 R)
• M10: 6,832,584 km (0.09 R)
• M11: 7,287,511 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.8

Radius: 9.4

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.97 AU - 0.99 AU

Year: 647 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,179,438 km

• M1: 116,836 km (0.103 R)
• M2: 554,559 km (0.101 R)
• M3: 1,134,401 km (0.088 R)
• M4: 1,449,603 km (0.072 R)
• M5: 2,423,934 km (0.105 R)
• M6: 3,015,743 km (0.103 R)
• M7: 6,326,494 km (0.107 R)
• M8: 6,651,869 km (0.095 R)
• M9: 7,604,658 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.4

Radius: 9.2

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.8 AU - 1.2 AU

Year: 667 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 30,179,438 km

• M1: 114,742 km (0.107 R)
• M2: 743,501 km (0.109 R)
• M3: 1,543,401 km (0.117 R)
• M4: 1,864,438 km (0.073 R)
• M5: 3,261,533 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.2

Radius: 13.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.88 AU - 3.92 AU

Year: 4181 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,179,438 km

• M1: 173,833 km (0.109 R)
• M2: 711,338 km (0.103 R)
• M3: 1,279,660 km (0.078 R)
• M4: 2,270,148 km (0.074 R)
• M5: 6,460,833 km (0.075 R)
• M6: 7,220,042 km (0.091 R)
• M7: 8,038,043 km (0.073 R)
• M8: 9,943,920 km (0.091 R)
• M9: 11,941,351 km (0.107 R)
• M10: 12,730,180 km (0.086 R)
• M11: 14,193,996 km (0.119 R)
• M12: 15,942,495 km (0.071 R)
• M13: 17,205,999 km (0.065 R)
• M14: 18,276,821 km (0.044 R)
• M15: 19,059,218 km (0.084 R)
• M16: 21,901,876 km (0.112 R)
• M17: 22,413,950 km (0.101 R)
• M18: 29,200,008 km (0.109 R)
• M19: 29,999,759 km (0.075 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: 518 - 13,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit