🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.47 AU - 0.55 AU

Year: 138 Days

Day: 23.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.66 AU - 0.72 AU

Year: 217 Days

Day: 25.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.94 AU - 1.16 AU

Year: 408 Days

Day: 43.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 33,866,718 km

• M1: 47,871 km (0.104 R)
• M2: 559,496 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.13 AU - 2.43 AU

Year: 1304 Days

Day: 15.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,866,718 km

• M1: 92,451 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.67 AU - 4.29 AU

Year: 3007 Days

Day: 30.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.4

Radius: 13

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.45 AU - 6.19 AU

Year: 5318 Days

Day: 8.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,866,718 km

• M1: 161,715 km (0.082 R)
• M2: 649,255 km (0.085 R)
• M3: 1,469,799 km (0.065 R)
• M4: 2,078,513 km (0.109 R)
• M5: 2,963,384 km (0.06 R)
• M6: 4,109,154 km (0.106 R)
• M7: 4,731,332 km (0.081 R)
• M8: 5,502,210 km (0.09 R)
• M9: 7,834,590 km (0.118 R)
• M10: 8,285,927 km (0.099 R)
• M11: 8,754,467 km (0.108 R)
• M12: 9,574,862 km (0.05 R)
• M13: 10,179,238 km (0.082 R)
• M14: 11,040,024 km (0.108 R)
• M15: 16,574,247 km (0.102 R)
• M16: 17,765,495 km (0.076 R)
• M17: 18,745,660 km (0.027 R)
• M18: 19,283,016 km (0.1 R)
• M19: 20,248,221 km (0.078 R)
• M20: 20,671,434 km (0.101 R)
• M21: 21,390,252 km (0.077 R)
• M22: 21,903,223 km (0.104 R)
• M23: 23,183,332 km (0.12 R)
• M24: 23,724,726 km (0.066 R)
• M25: 24,672,279 km (0.096 R)
• M26: 27,237,284 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 8.7

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.28 AU - 7.82 AU

Year: 7857 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,866,718 km

• M1: 127,158 km (0.107 R)
• M2: 648,357 km (0.045 R)
• M3: 1,622,688 km (0.11 R)
• M4: 2,293,934 km (0.113 R)
• M5: 3,157,562 km (0.116 R)
• M6: 3,915,126 km (0.099 R)
• M7: 4,314,103 km (0.084 R)
• M8: 5,013,773 km (0.025 R)
• M9: 5,984,962 km (0.119 R)
• M10: 6,364,941 km (0.039 R)
• M11: 7,909,539 km (0.113 R)
• M12: 8,731,878 km (0.099 R)
• M13: 9,106,770 km (0.058 R)
• M14: 9,929,110 km (0.08 R)
• M15: 11,452,764 km (0.073 R)
• M16: 12,457,164 km (0.098 R)
• M17: 12,884,715 km (0.099 R)
• M18: 16,550,461 km (0.092 R)
• M19: 21,528,480 km (0.099 R)
• M20: 23,699,295 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.3

Radius: 12.7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.91 AU - 12.91 AU

Year: 12721 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,866,718 km

• M1: 159,621 km (0.033 R)
• M2: 799,601 km (0.09 R)
• M3: 1,518,269 km (0.039 R)
• M4: 1,949,859 km (0.028 R)
• M5: 2,913,568 km (0.116 R)
• M6: 3,885,805 km (0.038 R)
• M7: 5,233,382 km (0.093 R)
• M8: 5,889,519 km (0.115 R)
• M9: 8,829,865 km (0.11 R)
• M10: 10,341,701 km (0.105 R)
• M11: 15,131,226 km (0.107 R)
• M12: 16,714,720 km (0.119 R)
• M13: 18,743,865 km (0.101 R)
• M14: 22,585,688 km (0.049 R)
• M15: 23,207,866 km (0.069 R)
• M16: 24,813,649 km (0.073 R)
• M17: 27,097,261 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 14,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit