🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.53 AU - 0.65 AU

Year: 159 Days

Day: 19.2 Hours

Environment

Temp: 244 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,975,031 km

• M1: 192,383 km (0.062 R)
• M2: 214,224 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.72 AU - 1.02 AU

Year: 285 Days

Day: 47.9 Hours

Environment

Temp: 118 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,975,031 km

• M1: 519,404 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.92 AU - 1.22 AU

Year: 389 Days

Day: 19.7 Hours

Environment

Temp: 80 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,975,031 km

• M1: 15,708 km (0.119 R)
• M2: 272,418 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.41 AU - 1.49 AU

Year: 614 Days

Day: 33.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.77 AU - 1.81 AU

Year: 842 Days

Day: 29.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,975,031 km

• M1: 26,628 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.31 AU - 5.33 AU

Year: 3719 Days

Day: 12.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.7

Radius: 12.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.49 AU - 9.35 AU

Year: 9363 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,975,031 km

• M1: 150,795 km (0.118 R)
• M2: 568,322 km (0.054 R)
• M3: 1,034,619 km (0.118 R)
• M4: 1,760,318 km (0.093 R)
• M5: 2,859,264 km (0.062 R)
• M6: 3,493,110 km (0.108 R)
• M7: 4,958,421 km (0.073 R)
• M8: 10,614,717 km (0.074 R)
• M9: 14,536,874 km (0.104 R)
• M10: 17,897,440 km (0.099 R)
• M11: 18,777,824 km (0.09 R)
• M12: 19,757,989 km (0.103 R)
• M13: 22,435,043 km (0.111 R)
• M14: 26,716,235 km (0.049 R)
• M15: 27,242,819 km (0.078 R)
• M16: 28,226,276 km (0.116 R)
• M17: 28,864,311 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.4

Radius: 9.1

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 11.66 AU - 14.16 AU

Year: 16303 Days

Day: 9.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,975,031 km

• M1: 113,246 km (0.054 R)
• M2: 475,572 km (0.089 R)
• M3: 972,237 km (0.116 R)
• M4: 1,973,944 km (0.085 R)
• M5: 2,624,395 km (0.08 R)
• M6: 3,089,645 km (0.089 R)
• M7: 3,755,056 km (0.033 R)
• M8: 6,457,542 km (0.066 R)
• M9: 7,076,877 km (0.096 R)
• M10: 8,693,132 km (0.114 R)
• M11: 12,172,779 km (0.093 R)
• M12: 12,842,528 km (0.116 R)
• M13: 13,678,481 km (0.064 R)
• M14: 15,151,871 km (0.111 R)
• M15: 15,536,038 km (0.086 R)
• M16: 17,555,909 km (0.113 R)
• M17: 22,405,423 km (0.099 R)
• M18: 26,275,968 km (0.099 R)
• M19: 28,079,670 km (0.097 R)
• M20: 36,671,225 km (0.042 R)
• M21: 42,160,719 km (0.078 R)
• M22: 45,417,764 km (0.068 R)
• M23: 48,339,710 km (0.102 R)
• M24: 52,078,310 km (0.045 R)
• M25: 55,277,161 km (0.042 R)
• M26: 61,672,470 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.4

Radius: 6

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 16.25 AU - 17.63 AU

Year: 24505 Days

Day: 19.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,975,031 km

• M1: 74,649 km (0.077 R)
• M2: 614,548 km (0.077 R)
• M3: 980,165 km (0.081 R)
• M4: 1,896,751 km (0.074 R)
• M5: 2,272,691 km (0.027 R)
• M6: 2,647,434 km (0.083 R)
• M7: 3,228,920 km (0.112 R)
• M8: 5,444,315 km (0.061 R)
• M9: 6,114,663 km (0.12 R)
• M10: 9,411,501 km (0.07 R)
• M11: 19,495,445 km (0.108 R)
• M12: 19,685,883 km (0.032 R)
• M13: 23,222,227 km (0.072 R)
• M14: 23,759,732 km (0.091 R)
• M15: 34,627,419 km (0.102 R)
• M16: 35,896,607 km (0.101 R)
• M17: 57,055,730 km (0.076 R)
• M18: 75,704,900 km (0.097 R)
• M19: 75,939,918 km (0.071 R)
• M20: 77,122,938 km (0.075 R)
• M21: 78,558,479 km (0.11 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 11,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit