🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.41 AU - 0.67 AU

Year: 122 Days

Day: 40.4 Hours

Environment

Temp: 369 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,548,342 km

• M1: 208,689 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.61 AU - 0.75 AU

Year: 172 Days

Day: 17.9 Hours

Environment

Temp: 265 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.03 AU - 2.27 AU

Year: 966 Days

Day: 19.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.65 AU - 2.81 AU

Year: 1383 Days

Day: 36.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.72 AU - 3.04 AU

Year: 1498 Days

Day: 16.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,548,342 km

• M1: 176,675 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.76 AU - 4.8 AU

Year: 2714 Days

Day: 14.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,548,342 km

• M1: 427,252 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.97 AU - 6.51 AU

Year: 4215 Days

Day: 20.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.44 AU - 7.76 AU

Year: 5799 Days

Day: 36.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.2

Radius: 13.9

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 11.69 AU - 18.37 AU

Year: 17860 Days

Day: 12.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 71,548,342 km

• M1: 175,179 km (0.033 R)
• M2: 390,002 km (0.047 R)
• M3: 489,484 km (0.111 R)
• M4: 620,382 km (0.101 R)
• M5: 923,468 km (0.074 R)
• M6: 1,757,775 km (0.08 R)
• M7: 1,972,897 km (0.089 R)
• M8: 2,229,906 km (0.102 R)
• M9: 3,479,796 km (0.105 R)
• M10: 3,752,663 km (0.107 R)
• M11: 3,871,742 km (0.108 R)
• M12: 3,992,169 km (0.103 R)
• M13: 4,486,440 km (0.117 R)
• M14: 5,669,161 km (0.049 R)
• M15: 6,224,618 km (0.081 R)
• M16: 7,487,822 km (0.12 R)
• M17: 7,689,181 km (0.118 R)
• M18: 9,148,359 km (0.102 R)
• M19: 9,255,919 km (0.119 R)
• M20: 9,472,088 km (0.104 R)
• M21: 10,075,566 km (0.098 R)
• M22: 10,975,397 km (0.072 R)
• M23: 11,319,622 km (0.097 R)
• M24: 11,493,006 km (0.102 R)
• M25: 12,136,426 km (0.1 R)
• M26: 12,432,780 km (0.115 R)
• M27: 12,911,942 km (0.102 R)
• M28: 14,260,866 km (0.095 R)
• M29: 15,397,660 km (0.056 R)
• M30: 15,912,277 km (0.088 R)
• M31: 16,892,442 km (0.069 R)
• M32: 18,297,316 km (0.093 R)
• M33: 18,773,934 km (0.073 R)
• M34: 18,979,482 km (0.103 R)
• M35: 20,228,474 km (0.068 R)
• M36: 20,509,569 km (0.065 R)
• M37: 21,289,423 km (0.101 R)
• M38: 21,790,725 km (0.084 R)
• M39: 22,223,661 km (0.115 R)
• M40: 22,368,472 km (0.079 R)
• M41: 22,878,152 km (0.114 R)
• M42: 23,097,762 km (0.08 R)
• M43: 24,057,582 km (0.091 R)
• M44: 24,654,627 km (0.086 R)
• M45: 26,551,976 km (0.05 R)
• M46: 28,417,312 km (0.036 R)
• M47: 30,727,103 km (0.038 R)
• M48: 32,848,850 km (0.101 R)
• M49: 33,262,339 km (0.111 R)
• M50: 33,760,649 km (0.04 R)
• M51: 34,596,901 km (0.112 R)
• M52: 34,849,123 km (0.098 R)
• M53: 38,009,378 km (0.107 R)
• M54: 38,269,678 km (0.089 R)
• M55: 38,879,140 km (0.12 R)
• M56: 40,993,257 km (0.075 R)
• M57: 41,527,621 km (0.074 R)
• M58: 41,974,769 km (0.082 R)
• M59: 42,423,413 km (0.091 R)
• M60: 42,783,495 km (0.096 R)
• M61: 46,625,318 km (0.108 R)
• M62: 46,996,919 km (0.105 R)
• M63: 47,649,615 km (0.085 R)
• M64: 48,399,250 km (0.077 R)
• M65: 49,910,188 km (0.074 R)
• M66: 50,480,904 km (0.066 R)
• M67: 51,053,565 km (0.106 R)
• M68: 51,724,511 km (0.114 R)
• M69: 51,916,744 km (0.109 R)
• M70: 54,339,781 km (0.113 R)
• M71: 56,205,865 km (0.106 R)
• M72: 57,395,168 km (0.105 R)
• M73: 58,092,743 km (0.116 R)
• M74: 60,202,522 km (0.118 R)
• M75: 62,234,958 km (0.072 R)
• M76: 62,746,583 km (0.064 R)
• M77: 63,671,098 km (0.112 R)
• M78: 65,741,532 km (0.1 R)
• M79: 65,845,652 km (0.084 R)
• M80: 66,575,989 km (0.105 R)
• M81: 67,204,001 km (0.052 R)
• M82: 69,523,815 km (0.082 R)
• M83: 71,548,323 km (0.117 R)

Kuiper Belt

Range: 35.7 - 50.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 15,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit