🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.48 AU - 0.56 AU

Year: 140 Days

Day: 41.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 44.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.3 AU - 2.04 AU

Year: 805 Days

Day: 26.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.75 AU - 2.19 AU

Year: 1031 Days

Day: 35.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.52 AU - 2.62 AU

Year: 1536 Days

Day: 28.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,274,594 km

• M1: 245,789 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.04 AU - 4.56 AU

Year: 2761 Days

Day: 30.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.9

Radius: 10.1

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.58 AU - 5.28 AU

Year: 4081 Days

Day: 11.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,274,594 km

• M1: 125,812 km (0.117 R)
• M2: 464,352 km (0.092 R)
• M3: 872,156 km (0.101 R)
• M4: 1,263,952 km (0.061 R)
• M5: 1,811,929 km (0.07 R)
• M6: 3,383,904 km (0.119 R)
• M7: 4,349,408 km (0.033 R)
• M8: 4,922,368 km (0.116 R)
• M9: 5,377,595 km (0.057 R)
• M10: 6,008,299 km (0.045 R)
• M11: 6,816,577 km (0.112 R)
• M12: 8,089,505 km (0.076 R)
• M13: 9,352,859 km (0.032 R)
• M14: 10,743,221 km (0.041 R)
• M15: 11,372,879 km (0.081 R)
• M16: 13,004,692 km (0.112 R)
• M17: 13,720,070 km (0.113 R)
• M18: 17,758,015 km (0.1 R)
• M19: 19,547,655 km (0.108 R)
• M20: 21,949,897 km (0.071 R)
• M21: 25,397,829 km (0.057 R)
• M22: 26,596,108 km (0.103 R)
• M23: 27,415,455 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.4

Radius: 11.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.86 AU - 5.16 AU

Year: 4180 Days

Day: 13.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,274,594 km

• M1: 138,378 km (0.087 R)
• M2: 653,593 km (0.09 R)
• M3: 1,008,439 km (0.115 R)
• M4: 1,507,947 km (0.11 R)
• M5: 3,102,061 km (0.084 R)
• M6: 3,562,524 km (0.085 R)
• M7: 4,068,314 km (0.04 R)
• M8: 4,552,562 km (0.035 R)
• M9: 5,274,971 km (0.054 R)
• M10: 5,744,109 km (0.114 R)
• M11: 6,646,933 km (0.114 R)
• M12: 8,697,919 km (0.117 R)
• M13: 12,046,668 km (0.107 R)
• M14: 12,908,800 km (0.093 R)
• M15: 13,811,623 km (0.078 R)
• M16: 14,960,236 km (0.098 R)
• M17: 17,848,073 km (0.098 R)
• M18: 19,576,078 km (0.05 R)
• M19: 21,939,575 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.7

Radius: 6.7

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.62 AU - 13.72 AU

Year: 16812 Days

Day: 21.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 97,274,594 km

• M1: 83,625 km (0.112 R)
• M2: 721,959 km (0.106 R)
• M3: 1,446,611 km (0.082 R)
• M4: 2,248,157 km (0.119 R)
• M5: 2,620,207 km (0.06 R)
• M6: 2,854,028 km (0.114 R)
• M7: 3,266,619 km (0.059 R)
• M8: 3,932,180 km (0.112 R)
• M9: 5,292,174 km (0.07 R)
• M10: 6,060,210 km (0.104 R)
• M11: 7,224,081 km (0.03 R)
• M12: 7,600,469 km (0.101 R)
• M13: 8,034,154 km (0.119 R)
• M14: 8,761,947 km (0.113 R)
• M15: 11,885,700 km (0.075 R)
• M16: 15,134,069 km (0.092 R)
• M17: 19,404,789 km (0.113 R)
• M18: 20,877,879 km (0.052 R)
• M19: 21,130,400 km (0.115 R)
• M20: 22,511,936 km (0.078 R)
• M21: 23,586,947 km (0.117 R)
• M22: 24,695,766 km (0.065 R)
• M23: 26,032,722 km (0.068 R)
• M24: 27,923,490 km (0.109 R)
• M25: 28,230,165 km (0.062 R)
• M26: 28,954,518 km (0.118 R)
• M27: 32,424,142 km (0.115 R)
• M28: 38,258,758 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.2

Radius: 4.5

Gravity: 30.18 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.74 AU - 21.04 AU

Year: 30606 Days

Day: 19 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 97,274,594 km

• M1: 58,642 km (0.088 R)
• M2: 200,012 km (0.103 R)
• M3: 358,586 km (0.111 R)
• M4: 881,281 km (0.097 R)
• M5: 1,317,658 km (0.109 R)
• M6: 1,538,764 km (0.09 R)
• M7: 1,706,164 km (0.1 R)
• M8: 2,122,195 km (0.099 R)
• M9: 2,330,286 km (0.07 R)
• M10: 2,476,443 km (0.067 R)
• M11: 3,037,136 km (0.072 R)
• M12: 3,393,329 km (0.089 R)
• M13: 4,706,199 km (0.085 R)
• M14: 6,418,945 km (0.117 R)
• M15: 8,058,239 km (0.066 R)
• M16: 9,274,170 km (0.039 R)
• M17: 9,957,384 km (0.093 R)
• M18: 11,776,045 km (0.07 R)
• M19: 17,220,809 km (0.072 R)
• M20: 17,683,815 km (0.082 R)
• M21: 18,634,659 km (0.12 R)
• M22: 19,320,415 km (0.092 R)
• M23: 21,160,320 km (0.03 R)
• M24: 23,113,918 km (0.109 R)
• M25: 25,421,914 km (0.092 R)
• M26: 25,901,375 km (0.089 R)
• M27: 27,500,876 km (0.085 R)
• M28: 28,775,150 km (0.048 R)
• M29: 31,167,220 km (0.061 R)
• M30: 37,257,350 km (0.115 R)
• M31: 43,239,918 km (0.073 R)
• M32: 48,536,730 km (0.08 R)
• M33: 48,904,442 km (0.119 R)
• M34: 49,273,948 km (0.104 R)
• M35: 51,721,968 km (0.09 R)
• M36: 59,130,354 km (0.112 R)
• M37: 60,394,755 km (0.119 R)
• M38: 75,758,905 km (0.096 R)
• M39: 81,579,758 km (0.088 R)
• M40: 81,839,460 km (0.11 R)
• M41: 83,408,742 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 17,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit