🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.55 AU - 0.79 AU

Year: 234 Days

Day: 47.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.95 AU - 1.23 AU

Year: 486 Days

Day: 25 Hours

Environment

Temp: -53 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,491,846 km

• M1: 11,070 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.16 AU - 1.66 AU

Year: 716 Days

Day: 35.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,491,846 km

• M1: 131,197 km (0.065 R)
• M2: 463,305 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.6

Radius: 13.6

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.45 AU - 3.93 AU

Year: 3030 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,491,846 km

• M1: 169,794 km (0.112 R)
• M2: 782,098 km (0.086 R)
• M3: 1,615,807 km (0.101 R)
• M4: 2,055,624 km (0.092 R)
• M5: 2,576,524 km (0.109 R)
• M6: 3,077,527 km (0.102 R)
• M7: 4,146,255 km (0.099 R)
• M8: 4,987,443 km (0.111 R)
• M9: 5,987,655 km (0.11 R)
• M10: 7,421,251 km (0.098 R)
• M11: 8,114,189 km (0.086 R)
• M12: 9,266,840 km (0.043 R)
• M13: 11,364,202 km (0.117 R)
• M14: 12,090,051 km (0.074 R)
• M15: 13,050,619 km (0.081 R)
• M16: 14,808,843 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.1

Radius: 11.9

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4 AU - 5.1 AU

Year: 4149 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,491,846 km

• M1: 147,952 km (0.078 R)
• M2: 738,864 km (0.111 R)
• M3: 1,363,285 km (0.038 R)
• M4: 1,735,485 km (0.047 R)
• M5: 2,709,666 km (0.033 R)
• M6: 3,785,125 km (0.033 R)
• M7: 4,443,655 km (0.108 R)
• M8: 4,849,813 km (0.082 R)
• M9: 5,254,775 km (0.052 R)
• M10: 6,792,043 km (0.107 R)
• M11: 8,757,011 km (0.049 R)
• M12: 10,316,419 km (0.074 R)
• M13: 11,646,793 km (0.075 R)
• M14: 14,697,841 km (0.116 R)
• M15: 15,768,513 km (0.089 R)
• M16: 18,795,476 km (0.109 R)
• M17: 19,927,932 km (0.045 R)
• M18: 21,847,273 km (0.052 R)
• M19: 23,959,296 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.1

Radius: 8

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.35 AU - 10.89 AU

Year: 11774 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,491,846 km

• M1: 99,632 km (0.116 R)
• M2: 953,537 km (0.116 R)
• M3: 1,983,369 km (0.07 R)
• M4: 5,437,733 km (0.114 R)
• M5: 6,717,992 km (0.108 R)
• M6: 10,137,500 km (0.087 R)
• M7: 11,546,412 km (0.116 R)
• M8: 12,698,914 km (0.092 R)
• M9: 16,293,751 km (0.094 R)
• M10: 23,564,208 km (0.053 R)
• M11: 24,898,322 km (0.095 R)
• M12: 31,529,546 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 13.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.49 AU - 9.87 AU

Year: 12875 Days

Day: 11.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,491,846 km

• M1: 163,510 km (0.107 R)
• M2: 625,768 km (0.11 R)
• M3: 1,076,057 km (0.081 R)
• M4: 1,571,376 km (0.081 R)
• M5: 2,697,848 km (0.119 R)
• M6: 3,350,244 km (0.102 R)
• M7: 3,960,454 km (0.057 R)
• M8: 5,707,458 km (0.086 R)
• M9: 6,215,044 km (0.104 R)
• M10: 7,431,424 km (0.09 R)
• M11: 10,517,927 km (0.118 R)
• M12: 11,831,097 km (0.111 R)
• M13: 16,744,340 km (0.102 R)
• M14: 17,721,962 km (0.093 R)
• M15: 23,751,804 km (0.068 R)
• M16: 35,058,261 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.7

Radius: 7.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.2 AU - 16.5 AU

Year: 20852 Days

Day: 24.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,491,846 km

• M1: 93,349 km (0.118 R)
• M2: 439,967 km (0.099 R)
• M3: 848,370 km (0.119 R)
• M4: 1,199,476 km (0.096 R)
• M5: 1,493,585 km (0.093 R)
• M6: 2,944,236 km (0.073 R)
• M7: 3,397,966 km (0.118 R)
• M8: 3,826,564 km (0.09 R)
• M9: 6,069,784 km (0.07 R)
• M10: 6,497,185 km (0.057 R)
• M11: 7,824,567 km (0.119 R)
• M12: 9,152,996 km (0.079 R)
• M13: 10,027,695 km (0.053 R)
• M14: 19,408,678 km (0.101 R)
• M15: 20,774,058 km (0.106 R)
• M16: 25,590,062 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit