🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.43 AU - 0.69 AU

Year: 153 Days

Day: 39.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,879,996 km

• M1: 102,475 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.57 AU - 2.07 AU

Year: 897 Days

Day: 47.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.78 AU - 2.26 AU

Year: 1049 Days

Day: 30.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.23 AU - 2.69 AU

Year: 1409 Days

Day: 39.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.68 AU - 3.83 AU

Year: 2652 Days

Day: 15.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,879,996 km

• M1: 1,789,639 km (0.117 R)

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.5

Radius: 9.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.67 AU - 5.34 AU

Year: 4084 Days

Day: 5.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 51.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,879,996 km

• M1: 113,246 km (0.099 R)
• M2: 476,918 km (0.089 R)
• M3: 907,760 km (0.086 R)
• M4: 1,551,330 km (0.107 R)
• M5: 1,929,663 km (0.085 R)
• M6: 2,947,976 km (0.115 R)
• M7: 3,400,509 km (0.095 R)
• M8: 6,023,109 km (0.097 R)
• M9: 7,570,550 km (0.116 R)
• M10: 7,944,245 km (0.098 R)
• M11: 11,061,117 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.3

Radius: 13.1

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.51 AU - 7.19 AU

Year: 5845 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,879,996 km

• M1: 163,361 km (0.032 R)
• M2: 773,720 km (0.113 R)
• M3: 1,281,755 km (0.091 R)
• M4: 1,853,069 km (0.101 R)
• M5: 2,314,578 km (0.075 R)
• M6: 2,757,837 km (0.079 R)
• M7: 3,258,242 km (0.1 R)
• M8: 4,603,725 km (0.116 R)
• M9: 5,372,359 km (0.08 R)
• M10: 6,562,859 km (0.051 R)
• M11: 8,401,267 km (0.081 R)
• M12: 10,093,518 km (0.073 R)
• M13: 11,643,651 km (0.104 R)
• M14: 13,458,872 km (0.111 R)
• M15: 17,711,042 km (0.072 R)
• M16: 20,922,459 km (0.116 R)
• M17: 21,995,973 km (0.075 R)
• M18: 26,660,285 km (0.097 R)
• M19: 27,376,410 km (0.053 R)
• M20: 35,152,508 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.8

Radius: 10.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.35 AU - 10.55 AU

Year: 12339 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,879,996 km

• M1: 132,095 km (0.091 R)
• M2: 537,056 km (0.107 R)
• M3: 2,328,790 km (0.101 R)
• M4: 2,703,234 km (0.044 R)
• M5: 3,180,451 km (0.056 R)
• M6: 6,260,372 km (0.11 R)
• M7: 6,741,179 km (0.1 R)
• M8: 9,932,251 km (0.095 R)
• M9: 11,221,486 km (0.069 R)
• M10: 13,054,658 km (0.103 R)
• M11: 18,601,448 km (0.089 R)
• M12: 28,691,076 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.7

Radius: 3.7

Gravity: 48.77 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 13.21 AU - 14.65 AU

Year: 18990 Days

Day: 22.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 74.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,879,996 km

• M1: 54,603 km (0.072 R)
• M2: 301,739 km (0.031 R)
• M3: 436,377 km (0.035 R)
• M4: 875,596 km (0.109 R)
• M5: 1,065,436 km (0.117 R)
• M6: 1,370,915 km (0.11 R)
• M7: 1,527,993 km (0.057 R)
• M8: 2,052,184 km (0.119 R)
• M9: 3,735,309 km (0.03 R)
• M10: 3,917,669 km (0.035 R)
• M11: 4,603,276 km (0.085 R)
• M12: 4,742,402 km (0.061 R)
• M13: 5,716,434 km (0.064 R)
• M14: 7,321,918 km (0.082 R)
• M15: 8,879,830 km (0.105 R)
• M16: 9,041,396 km (0.109 R)
• M17: 16,659,368 km (0.041 R)
• M18: 18,783,209 km (0.101 R)
• M19: 21,176,476 km (0.068 R)
• M20: 23,149,971 km (0.12 R)
• M21: 23,765,118 km (0.041 R)
• M22: 29,440,562 km (0.054 R)
• M23: 35,143,981 km (0.085 R)
• M24: 39,911,216 km (0.118 R)
• M25: 41,241,590 km (0.102 R)
• M26: 42,448,695 km (0.107 R)
• M27: 42,907,362 km (0.104 R)
• M28: 43,060,999 km (0.048 R)
• M29: 45,409,686 km (0.074 R)
• M30: 52,612,823 km (0.098 R)
• M31: 53,674,669 km (0.116 R)
• M32: 56,207,959 km (0.072 R)
• M33: 56,761,022 km (0.08 R)
• M34: 58,441,755 km (0.096 R)
• M35: 61,121,800 km (0.09 R)
• M36: 63,483,203 km (0.068 R)
• M37: 69,439,592 km (0.045 R)
• M38: 70,076,280 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 16,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit