🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.56 AU - 0.7 AU

Year: 183 Days

Day: 15.5 Hours

Environment

Temp: 159 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.87 AU - 2.93 AU

Year: 1358 Days

Day: 46.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.33 AU - 2.85 AU

Year: 1522 Days

Day: 23.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.88 AU - 4.24 AU

Year: 2453 Days

Day: 28.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,985,681 km

• M1: 756,367 km (0.09 R)
• M2: 2,301,713 km (0.091 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 11.6

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.55 AU - 6.49 AU

Year: 4737 Days

Day: 6 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,985,681 km

• M1: 144,212 km (0.063 R)
• M2: 1,244,205 km (0.106 R)
• M3: 2,354,670 km (0.109 R)
• M4: 4,609,709 km (0.082 R)
• M5: 6,376,609 km (0.031 R)
• M6: 7,156,313 km (0.055 R)
• M7: 9,837,257 km (0.11 R)
• M8: 13,538,458 km (0.085 R)
• M9: 14,991,502 km (0.119 R)
• M10: 20,864,265 km (0.105 R)
• M11: 26,774,578 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 9.4

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.14 AU - 7.02 AU

Year: 5476 Days

Day: 7.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,985,681 km

• M1: 116,836 km (0.09 R)
• M2: 699,220 km (0.065 R)
• M3: 1,060,799 km (0.076 R)
• M4: 1,960,630 km (0.116 R)
• M5: 2,413,313 km (0.085 R)
• M6: 2,824,857 km (0.062 R)
• M7: 3,124,651 km (0.053 R)
• M8: 4,132,043 km (0.055 R)
• M9: 4,880,032 km (0.062 R)
• M10: 5,715,536 km (0.064 R)
• M11: 6,014,283 km (0.071 R)
• M12: 6,774,390 km (0.104 R)
• M13: 7,597,178 km (0.095 R)
• M14: 7,922,254 km (0.1 R)
• M15: 9,901,733 km (0.107 R)
• M16: 12,991,528 km (0.095 R)
• M17: 14,588,036 km (0.089 R)
• M18: 14,922,388 km (0.089 R)
• M19: 16,792,959 km (0.078 R)
• M20: 18,749,251 km (0.106 R)
• M21: 19,613,178 km (0.105 R)
• M22: 20,020,683 km (0.081 R)
• M23: 25,765,540 km (0.087 R)
• M24: 28,445,586 km (0.108 R)
• M25: 29,585,672 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.3

Radius: 12.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.35 AU - 6.49 AU

Year: 5941 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,985,681 km

• M1: 157,527 km (0.086 R)
• M2: 594,053 km (0.057 R)
• M3: 1,120,937 km (0.102 R)
• M4: 1,666,819 km (0.095 R)
• M5: 3,106,101 km (0.058 R)
• M6: 4,381,572 km (0.073 R)
• M7: 4,925,959 km (0.106 R)
• M8: 6,412,513 km (0.097 R)
• M9: 7,503,231 km (0.095 R)
• M10: 8,713,926 km (0.047 R)
• M11: 12,146,150 km (0.104 R)
• M12: 13,224,153 km (0.081 R)
• M13: 14,161,832 km (0.099 R)
• M14: 14,776,530 km (0.105 R)
• M15: 15,678,006 km (0.075 R)
• M16: 16,955,273 km (0.075 R)
• M17: 19,590,589 km (0.055 R)
• M18: 20,743,540 km (0.038 R)
• M19: 22,974,044 km (0.082 R)
• M20: 24,183,393 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 9

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.32 AU - 7.52 AU

Year: 5941 Days

Day: 5.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,985,681 km

• M1: 112,348 km (0.091 R)
• M2: 1,369,569 km (0.081 R)
• M3: 1,778,120 km (0.094 R)
• M4: 2,251,598 km (0.092 R)
• M5: 2,860,610 km (0.068 R)
• M6: 3,311,648 km (0.116 R)
• M7: 4,954,681 km (0.099 R)
• M8: 8,837,644 km (0.112 R)
• M9: 14,436,943 km (0.081 R)
• M10: 15,763,427 km (0.097 R)
• M11: 16,456,364 km (0.036 R)
• M12: 17,965,208 km (0.087 R)
• M13: 23,337,417 km (0.033 R)
• M14: 23,634,818 km (0.092 R)
• M15: 25,947,003 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 12,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit