🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.65 AU - 0.79 AU

Year: 234 Days

Day: 21.8 Hours

Environment

Temp: 113 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,274,217 km

• M1: 496,216 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.86 AU - 1.04 AU

Year: 355 Days

Day: 32.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.91 AU - 1.27 AU

Year: 436 Days

Day: 31.3 Hours

Environment

Temp: -12 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,274,217 km

• M1: 503,995 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.51 AU - 2.57 AU

Year: 1550 Days

Day: 32 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,274,217 km

• M1: 65,673 km (0.069 R)
• M2: 2,233,496 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.79 AU - 2.89 AU

Year: 1833 Days

Day: 36.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.38 AU - 3.52 AU

Year: 2454 Days

Day: 22.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.7

Radius: 12.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.92 AU - 5.86 AU

Year: 4140 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,274,217 km

• M1: 154,086 km (0.117 R)
• M2: 678,576 km (0.046 R)
• M3: 1,220,270 km (0.102 R)
• M4: 1,623,436 km (0.118 R)
• M5: 2,376,213 km (0.087 R)
• M6: 2,906,387 km (0.118 R)
• M7: 3,329,600 km (0.118 R)
• M8: 3,728,428 km (0.048 R)
• M9: 4,182,756 km (0.077 R)
• M10: 4,986,995 km (0.082 R)
• M11: 5,370,115 km (0.12 R)
• M12: 5,832,073 km (0.067 R)
• M13: 6,869,385 km (0.094 R)
• M14: 8,362,820 km (0.076 R)
• M15: 9,025,240 km (0.046 R)
• M16: 11,085,651 km (0.106 R)
• M17: 12,030,661 km (0.12 R)
• M18: 13,182,714 km (0.042 R)
• M19: 15,822,368 km (0.077 R)
• M20: 18,993,694 km (0.087 R)
• M21: 21,045,129 km (0.092 R)
• M22: 22,714,941 km (0.092 R)
• M23: 26,234,679 km (0.118 R)
• M24: 29,300,538 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.1

Radius: 5.4

Gravity: 20.85 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 16.39 AU - 18.11 AU

Year: 27432 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,274,217 km

• M1: 67,319 km (0.025 R)
• M2: 247,584 km (0.1 R)
• M3: 457,769 km (0.117 R)
• M4: 867,219 km (0.082 R)
• M5: 1,179,130 km (0.051 R)
• M6: 2,177,397 km (0.106 R)
• M7: 2,626,639 km (0.093 R)
• M8: 4,102,871 km (0.075 R)
• M9: 4,453,678 km (0.084 R)
• M10: 4,636,487 km (0.084 R)
• M11: 5,255,224 km (0.089 R)
• M12: 5,542,601 km (0.119 R)
• M13: 7,339,720 km (0.077 R)
• M14: 8,232,520 km (0.107 R)
• M15: 8,847,517 km (0.11 R)
• M16: 11,615,826 km (0.086 R)
• M17: 11,893,031 km (0.081 R)
• M18: 14,589,532 km (0.119 R)
• M19: 15,239,685 km (0.044 R)
• M20: 16,772,913 km (0.119 R)
• M21: 18,406,073 km (0.089 R)
• M22: 19,747,368 km (0.074 R)
• M23: 19,944,239 km (0.082 R)
• M24: 21,670,149 km (0.111 R)
• M25: 24,726,134 km (0.106 R)
• M26: 25,416,379 km (0.036 R)
• M27: 26,001,307 km (0.103 R)
• M28: 27,686,976 km (0.056 R)
• M29: 28,181,546 km (0.057 R)
• M30: 34,728,398 km (0.031 R)
• M31: 37,367,155 km (0.093 R)
• M32: 39,198,831 km (0.078 R)
• M33: 40,929,529 km (0.092 R)
• M34: 41,571,453 km (0.081 R)
• M35: 45,735,510 km (0.079 R)
• M36: 45,907,697 km (0.079 R)
• M37: 46,949,497 km (0.083 R)
• M38: 54,300,736 km (0.119 R)
• M39: 57,044,510 km (0.091 R)
• M40: 78,883,107 km (0.098 R)
• M41: 86,013,241 km (0.073 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 15,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit