🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.7

Radius: 9.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.72 AU - 0.74 AU

Year: 397 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,895,065 km

• M1: 123,717 km (0.081 R)
• M2: 440,566 km (0.043 R)
• M3: 763,697 km (0.096 R)
• M4: 1,117,496 km (0.053 R)
• M5: 1,443,171 km (0.068 R)
• M6: 1,860,998 km (0.063 R)
• M7: 3,339,473 km (0.105 R)
• M8: 3,886,852 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.1

Radius: 9.2

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.26 AU - 3.5 AU

Year: 3108 Days

Day: 14.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,895,065 km

• M1: 114,742 km (0.099 R)
• M2: 444,605 km (0.046 R)
• M3: 839,992 km (0.1 R)
• M4: 1,457,382 km (0.061 R)
• M5: 3,156,066 km (0.118 R)
• M6: 3,612,340 km (0.086 R)
• M7: 3,914,827 km (0.063 R)
• M8: 5,179,826 km (0.034 R)
• M9: 6,559,119 km (0.096 R)
• M10: 7,759,193 km (0.093 R)
• M11: 8,232,969 km (0.059 R)
• M12: 10,703,279 km (0.088 R)
• M13: 12,359,626 km (0.114 R)
• M14: 13,182,564 km (0.088 R)
• M15: 13,539,654 km (0.109 R)
• M16: 15,276,486 km (0.038 R)
• M17: 16,894,387 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.6

Radius: 12.4

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.96 AU - 4.46 AU

Year: 4544 Days

Day: 14.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,895,065 km

• M1: 168,746 km (0.112 R)
• M2: 565,630 km (0.098 R)
• M3: 961,914 km (0.067 R)
• M4: 1,364,333 km (0.083 R)
• M5: 1,964,669 km (0.061 R)
• M6: 2,631,875 km (0.09 R)
• M7: 3,302,672 km (0.108 R)
• M8: 4,015,207 km (0.072 R)
• M9: 4,986,695 km (0.056 R)
• M10: 5,776,572 km (0.114 R)
• M11: 6,264,411 km (0.065 R)
• M12: 6,979,937 km (0.102 R)
• M13: 7,822,024 km (0.066 R)
• M14: 9,048,726 km (0.085 R)
• M15: 9,963,966 km (0.072 R)
• M16: 12,322,077 km (0.096 R)
• M17: 14,415,849 km (0.098 R)
• M18: 16,920,417 km (0.088 R)
• M19: 18,437,938 km (0.064 R)
• M20: 20,321,076 km (0.102 R)
• M21: 21,669,850 km (0.065 R)
• M22: 28,791,457 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.4

Radius: 8.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.16 AU - 6.12 AU

Year: 8516 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,895,065 km

• M1: 116,986 km (0.102 R)
• M2: 597,494 km (0.116 R)
• M3: 1,287,738 km (0.089 R)
• M4: 1,596,060 km (0.113 R)
• M5: 2,200,136 km (0.117 R)
• M6: 3,381,660 km (0.075 R)
• M7: 4,856,545 km (0.038 R)
• M8: 9,925,819 km (0.047 R)
• M9: 10,804,257 km (0.104 R)
• M10: 11,986,529 km (0.109 R)
• M11: 14,490,199 km (0.087 R)
• M12: 16,869,703 km (0.096 R)
• M13: 21,021,044 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 10,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit