🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301

Radius: 13.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.47 AU - 0.59 AU

Year: 257 Days

Day: 14.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,584,543 km

• M1: 173,683 km (0.091 R)
• M2: 436,826 km (0.094 R)
• M3: 721,511 km (0.028 R)
• M4: 993,928 km (0.117 R)
• M5: 1,419,385 km (0.054 R)
• M6: 1,727,257 km (0.104 R)
• M7: 2,045,302 km (0.086 R)
• M8: 2,315,775 km (0.064 R)
• M9: 2,588,342 km (0.068 R)
• M10: 2,871,382 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.2

Radius: 12.1

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.61 AU - 0.69 AU

Year: 349 Days

Day: 13.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,584,543 km

• M1: 150,645 km (0.092 R)
• M2: 447,148 km (0.114 R)
• M3: 687,701 km (0.106 R)
• M4: 953,836 km (0.117 R)
• M5: 1,376,749 km (0.103 R)
• M6: 1,679,984 km (0.042 R)
• M7: 1,936,844 km (0.067 R)
• M8: 2,373,221 km (0.088 R)
• M9: 2,637,710 km (0.105 R)
• M10: 2,879,609 km (0.105 R)
• M11: 3,116,872 km (0.05 R)
• M12: 3,348,000 km (0.073 R)
• M13: 3,967,784 km (0.053 R)
• M14: 4,681,067 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 11.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.82 AU - 1.26 AU

Year: 707 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,584,543 km

• M1: 140,622 km (0.107 R)
• M2: 425,606 km (0.062 R)
• M3: 637,287 km (0.115 R)
• M4: 1,121,685 km (0.106 R)
• M5: 1,428,061 km (0.074 R)
• M6: 1,769,294 km (0.082 R)
• M7: 1,994,588 km (0.098 R)
• M8: 2,226,914 km (0.065 R)
• M9: 2,546,904 km (0.069 R)
• M10: 2,863,154 km (0.088 R)
• M11: 3,161,601 km (0.076 R)
• M12: 3,583,767 km (0.077 R)
• M13: 4,022,986 km (0.056 R)
• M14: 4,236,313 km (0.074 R)
• M15: 4,578,144 km (0.118 R)
• M16: 4,910,401 km (0.095 R)
• M17: 5,351,714 km (0.107 R)
• M18: 5,585,835 km (0.104 R)
• M19: 5,914,651 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.4

Radius: 12.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.23 AU - 1.45 AU

Year: 1034 Days

Day: 6.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,584,543 km

• M1: 156,330 km (0.078 R)
• M2: 413,788 km (0.103 R)
• M3: 1,107,922 km (0.105 R)
• M4: 1,530,087 km (0.089 R)
• M5: 2,606,444 km (0.093 R)
• M6: 2,856,571 km (0.092 R)
• M7: 3,118,816 km (0.113 R)
• M8: 3,912,433 km (0.075 R)
• M9: 4,414,184 km (0.105 R)
• M10: 4,655,336 km (0.052 R)
• M11: 4,917,731 km (0.097 R)
• M12: 5,927,666 km (0.085 R)
• M13: 6,563,008 km (0.104 R)
• M14: 7,914,176 km (0.107 R)
• M15: 8,219,206 km (0.109 R)
• M16: 9,047,829 km (0.052 R)
• M17: 11,026,560 km (0.051 R)
• M18: 11,432,568 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 13

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.52 AU - 1.78 AU

Year: 1413 Days

Day: 13.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,584,543 km

• M1: 163,510 km (0.077 R)
• M2: 481,256 km (0.071 R)
• M3: 1,284,597 km (0.113 R)
• M4: 1,774,530 km (0.075 R)
• M5: 2,018,973 km (0.077 R)
• M6: 2,500,828 km (0.076 R)
• M7: 2,955,306 km (0.097 R)
• M8: 3,207,378 km (0.096 R)
• M9: 3,651,385 km (0.104 R)
• M10: 3,921,708 km (0.094 R)
• M11: 4,515,462 km (0.086 R)
• M12: 4,899,629 km (0.042 R)
• M13: 5,449,850 km (0.085 R)
• M14: 6,311,235 km (0.089 R)
• M15: 6,724,424 km (0.091 R)
• M16: 7,107,694 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 12.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.63 AU - 1.79 AU

Year: 1491 Days

Day: 8.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,584,543 km

• M1: 168,447 km (0.037 R)
• M2: 429,346 km (0.101 R)
• M3: 1,036,713 km (0.03 R)
• M4: 1,358,797 km (0.03 R)
• M5: 2,126,683 km (0.101 R)
• M6: 2,436,501 km (0.093 R)
• M7: 2,979,092 km (0.11 R)
• M8: 3,738,900 km (0.107 R)
• M9: 4,238,108 km (0.099 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 8.4

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.26 AU - 5.54 AU

Year: 8368 Days

Day: 11.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,584,543 km

• M1: 514,916 km (0.075 R)
• M2: 1,073,963 km (0.045 R)
• M3: 2,226,316 km (0.067 R)
• M4: 2,659,102 km (0.055 R)
• M5: 3,298,334 km (0.099 R)
• M6: 4,475,071 km (0.055 R)
• M7: 5,147,663 km (0.103 R)
• M8: 5,933,351 km (0.059 R)
• M9: 6,706,473 km (0.061 R)
• M10: 7,454,163 km (0.114 R)
• M11: 8,089,056 km (0.054 R)
• M12: 11,203,235 km (0.109 R)
• M13: 12,120,120 km (0.083 R)
• M14: 13,073,358 km (0.053 R)
• M15: 17,138,680 km (0.104 R)
• M16: 19,319,817 km (0.087 R)
• M17: 24,340,770 km (0.084 R)
• M18: 28,993,863 km (0.102 R)
• M19: 32,271,701 km (0.028 R)
• M20: 34,449,248 km (0.109 R)
• M21: 37,766,581 km (0.083 R)
• M22: 40,205,176 km (0.062 R)
• M23: 42,544,438 km (0.097 R)
• M24: 45,402,804 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 13,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit