🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.91 AU - 0.91 AU

Year: 308 Days

Day: 42.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 48.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,723,034 km

• M1: 231,877 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.38 AU - 1.94 AU

Year: 759 Days

Day: 17.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,723,034 km

• M1: 41,289 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.16 AU - 2.22 AU

Year: 1150 Days

Day: 23.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 13.8 °

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: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.52 AU - 3.6 AU

Year: 2383 Days

Day: 23.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,723,034 km

• M1: 58,942 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.96 AU - 5.38 AU

Year: 3580 Days

Day: 28.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,723,034 km

• M1: 238,459 km (0.079 R)
• M2: 1,989,951 km (0.12 R)

Asteroid Belt

Center: 6.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.3

Radius: 13.8

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.1 AU - 9.86 AU

Year: 7997 Days

Day: 11.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,723,034 km

• M1: 180,864 km (0.069 R)
• M2: 757,115 km (0.104 R)
• M3: 2,058,018 km (0.118 R)
• M4: 3,726,034 km (0.115 R)
• M5: 4,318,741 km (0.117 R)
• M6: 5,860,347 km (0.103 R)
• M7: 6,520,223 km (0.117 R)
• M8: 6,999,834 km (0.117 R)
• M9: 8,495,813 km (0.115 R)
• M10: 9,668,361 km (0.074 R)
• M11: 16,045,419 km (0.048 R)
• M12: 17,061,188 km (0.077 R)
• M13: 18,191,550 km (0.117 R)
• M14: 18,848,883 km (0.097 R)
• M15: 23,387,234 km (0.082 R)
• M16: 26,601,493 km (0.091 R)
• M17: 28,704,690 km (0.1 R)
• M18: 32,169,975 km (0.075 R)
• M19: 36,019,128 km (0.059 R)
• M20: 38,589,818 km (0.088 R)
• M21: 40,658,457 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.7

Radius: 11.6

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.4 AU - 13.5 AU

Year: 13745 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,723,034 km

• M1: 144,362 km (0.113 R)
• M2: 522,246 km (0.117 R)
• M3: 1,091,765 km (0.096 R)
• M4: 1,543,850 km (0.097 R)
• M5: 1,979,479 km (0.115 R)
• M6: 2,740,334 km (0.081 R)
• M7: 3,104,006 km (0.052 R)
• M8: 4,839,342 km (0.098 R)
• M9: 6,016,078 km (0.119 R)
• M10: 8,971,384 km (0.096 R)
• M11: 10,738,285 km (0.119 R)
• M12: 11,599,520 km (0.053 R)
• M13: 15,447,925 km (0.079 R)
• M14: 16,217,307 km (0.09 R)
• M15: 16,877,781 km (0.118 R)
• M16: 18,252,436 km (0.099 R)
• M17: 20,224,884 km (0.068 R)
• M18: 21,537,456 km (0.111 R)
• M19: 22,578,956 km (0.087 R)
• M20: 23,653,667 km (0.099 R)
• M21: 37,590,654 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.7

Radius: 7.1

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 16.32 AU - 21.5 AU

Year: 29173 Days

Day: 22.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,723,034 km

• M1: 88,562 km (0.054 R)
• M2: 404,363 km (0.115 R)
• M3: 643,570 km (0.113 R)
• M4: 1,212,790 km (0.091 R)
• M5: 2,932,118 km (0.04 R)
• M6: 3,801,132 km (0.085 R)
• M7: 4,348,661 km (0.119 R)
• M8: 4,754,669 km (0.102 R)
• M9: 5,771,785 km (0.117 R)
• M10: 10,123,288 km (0.092 R)
• M11: 12,655,681 km (0.119 R)
• M12: 13,330,217 km (0.072 R)
• M13: 13,637,491 km (0.1 R)
• M14: 16,886,907 km (0.108 R)
• M15: 24,749,322 km (0.103 R)
• M16: 34,458,074 km (0.076 R)
• M17: 36,066,551 km (0.118 R)
• M18: 41,516,999 km (0.092 R)
• M19: 51,904,627 km (0.108 R)
• M20: 54,015,453 km (0.033 R)
• M21: 58,407,347 km (0.113 R)
• M22: 69,262,169 km (0.088 R)
• M23: 69,491,951 km (0.079 R)
• M24: 84,755,721 km (0.08 R)
• M25: 86,075,922 km (0.116 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 18,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit