🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.75 AU - 0.87 AU

Year: 328 Days

Day: 28.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 99.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,222,713 km

• M1: 561,291 km (0.08 R)
• M2: 676,482 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.9 AU - 1.46 AU

Year: 576 Days

Day: 30.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.65 AU - 1.85 AU

Year: 1041 Days

Day: 22.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,222,713 km

• M1: 639,232 km (0.097 R)

Asteroid Belt

Center: 2.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.5

Radius: 10.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.4 AU - 3.56 AU

Year: 2919 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,222,713 km

• M1: 136,134 km (0.12 R)
• M2: 475,721 km (0.052 R)
• M3: 961,316 km (0.109 R)
• M4: 1,866,383 km (0.09 R)
• M5: 2,906,088 km (0.111 R)
• M6: 3,249,864 km (0.05 R)
• M7: 3,757,599 km (0.119 R)
• M8: 4,252,619 km (0.103 R)
• M9: 5,150,206 km (0.032 R)
• M10: 6,566,599 km (0.051 R)
• M11: 7,475,406 km (0.085 R)
• M12: 9,028,979 km (0.106 R)
• M13: 9,805,692 km (0.082 R)
• M14: 10,426,822 km (0.095 R)
• M15: 12,718,811 km (0.106 R)
• M16: 14,920,742 km (0.047 R)
• M17: 15,328,097 km (0.11 R)
• M18: 16,165,097 km (0.061 R)
• M19: 18,333,069 km (0.09 R)
• M20: 19,276,134 km (0.118 R)
• M21: 19,881,856 km (0.109 R)
• M22: 21,387,260 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.3

Radius: 11.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.41 AU - 4.89 AU

Year: 4508 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,222,713 km

• M1: 140,472 km (0.077 R)
• M2: 769,531 km (0.112 R)
• M3: 1,568,234 km (0.093 R)
• M4: 2,137,006 km (0.062 R)
• M5: 2,658,653 km (0.115 R)
• M6: 3,550,855 km (0.034 R)
• M7: 4,197,866 km (0.081 R)
• M8: 4,679,721 km (0.037 R)
• M9: 5,837,459 km (0.103 R)
• M10: 6,439,141 km (0.094 R)
• M11: 8,039,090 km (0.101 R)
• M12: 10,999,034 km (0.117 R)
• M13: 13,710,046 km (0.104 R)
• M14: 21,199,215 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.3

Radius: 7.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 9.71 AU - 12.09 AU

Year: 16179 Days

Day: 17.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,222,713 km

• M1: 96,640 km (0.108 R)
• M2: 536,757 km (0.07 R)
• M3: 887,265 km (0.119 R)
• M4: 1,548,637 km (0.089 R)
• M5: 2,562,013 km (0.113 R)
• M6: 4,438,419 km (0.088 R)
• M7: 6,205,768 km (0.097 R)
• M8: 7,491,562 km (0.058 R)
• M9: 9,568,130 km (0.089 R)
• M10: 10,269,445 km (0.059 R)
• M11: 10,685,327 km (0.059 R)
• M12: 13,730,242 km (0.059 R)
• M13: 14,235,135 km (0.109 R)
• M14: 16,661,912 km (0.089 R)
• M15: 17,675,886 km (0.051 R)
• M16: 17,972,987 km (0.096 R)
• M17: 18,577,213 km (0.05 R)
• M18: 21,213,726 km (0.054 R)
• M19: 21,549,424 km (0.106 R)
• M20: 22,231,291 km (0.114 R)
• M21: 32,340,666 km (0.076 R)
• M22: 34,259,109 km (0.094 R)
• M23: 47,672,653 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.4

Radius: 6.6

Gravity: 19.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.11 AU - 13.77 AU

Year: 17396 Days

Day: 21.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,222,713 km

• M1: 137,929 km (0.066 R)
• M2: 1,107,024 km (0.104 R)
• M3: 2,557,376 km (0.099 R)
• M4: 2,894,420 km (0.043 R)
• M5: 3,179,852 km (0.101 R)
• M6: 3,898,820 km (0.08 R)
• M7: 6,101,050 km (0.114 R)
• M8: 7,158,408 km (0.042 R)
• M9: 8,230,276 km (0.103 R)
• M10: 9,183,813 km (0.053 R)
• M11: 10,091,424 km (0.096 R)
• M12: 12,150,040 km (0.107 R)
• M13: 17,076,597 km (0.09 R)
• M14: 20,916,475 km (0.118 R)
• M15: 21,689,148 km (0.077 R)
• M16: 28,805,668 km (0.086 R)
• M17: 37,616,684 km (0.104 R)
• M18: 42,628,212 km (0.096 R)
• M19: 47,239,716 km (0.068 R)
• M20: 51,125,372 km (0.081 R)
• M21: 54,854,398 km (0.079 R)
• M22: 55,768,291 km (0.117 R)
• M23: 61,465,726 km (0.032 R)
• M24: 62,451,576 km (0.112 R)
• M25: 69,011,742 km (0.047 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: 532 - 11,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit