🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.86 AU - 1.16 AU

Year: 384 Days

Day: 47.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 59 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,936,733 km

• M1: 265,237 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.09 AU - 1.21 AU

Year: 467 Days

Day: 34.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.21 AU - 1.73 AU

Year: 675 Days

Day: 18.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.76 AU - 2.86 AU

Year: 1330 Days

Day: 25.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,936,733 km

• M1: 477,516 km (0.093 R)
• M2: 573,409 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.53 AU - 3.73 AU

Year: 2619 Days

Day: 30.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.9

Radius: 10.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.5 AU - 5.48 AU

Year: 3603 Days

Day: 9.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,936,733 km

• M1: 125,662 km (0.107 R)
• M2: 452,234 km (0.035 R)
• M3: 1,529,937 km (0.072 R)
• M4: 2,111,873 km (0.116 R)
• M5: 2,447,720 km (0.09 R)
• M6: 2,852,083 km (0.091 R)
• M7: 3,410,981 km (0.1 R)
• M8: 3,917,669 km (0.067 R)
• M9: 4,341,031 km (0.059 R)
• M10: 4,794,761 km (0.086 R)
• M11: 5,638,793 km (0.112 R)
• M12: 6,263,812 km (0.08 R)
• M13: 7,334,335 km (0.114 R)
• M14: 7,749,469 km (0.114 R)
• M15: 8,627,010 km (0.104 R)
• M16: 10,903,740 km (0.104 R)
• M17: 12,582,228 km (0.096 R)
• M18: 13,224,901 km (0.092 R)
• M19: 15,963,140 km (0.066 R)
• M20: 16,283,130 km (0.088 R)
• M21: 16,825,871 km (0.078 R)
• M22: 17,157,230 km (0.062 R)
• M23: 17,493,077 km (0.091 R)
• M24: 18,005,001 km (0.085 R)
• M25: 19,722,684 km (0.117 R)
• M26: 20,778,845 km (0.071 R)
• M27: 22,003,603 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.1

Radius: 7.1

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.25 AU - 14.77 AU

Year: 17773 Days

Day: 16.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,936,733 km

• M1: 88,412 km (0.097 R)
• M2: 459,864 km (0.074 R)
• M3: 1,245,402 km (0.1 R)
• M4: 3,310,302 km (0.087 R)
• M5: 3,960,005 km (0.077 R)
• M6: 4,374,541 km (0.109 R)
• M7: 4,691,539 km (0.071 R)
• M8: 5,764,455 km (0.06 R)
• M9: 7,913,877 km (0.065 R)
• M10: 10,940,541 km (0.051 R)
• M11: 12,709,835 km (0.052 R)
• M12: 13,713,637 km (0.025 R)
• M13: 14,500,671 km (0.097 R)
• M14: 14,877,957 km (0.107 R)
• M15: 15,821,770 km (0.057 R)
• M16: 16,453,223 km (0.078 R)
• M17: 19,865,550 km (0.082 R)
• M18: 20,465,587 km (0.079 R)
• M19: 24,020,631 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855

Radius: 7.5

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 11.92 AU - 18.64 AU

Year: 22622 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,936,733 km

• M1: 93,947 km (0.106 R)
• M2: 702,661 km (0.1 R)
• M3: 1,321,398 km (0.087 R)
• M4: 2,064,600 km (0.068 R)
• M5: 2,896,664 km (0.118 R)
• M6: 3,463,340 km (0.095 R)
• M7: 5,202,864 km (0.1 R)
• M8: 6,722,629 km (0.087 R)
• M9: 7,406,291 km (0.108 R)
• M10: 9,317,255 km (0.071 R)
• M11: 10,481,724 km (0.095 R)
• M12: 10,803,659 km (0.105 R)
• M13: 15,446,130 km (0.097 R)
• M14: 15,695,659 km (0.03 R)
• M15: 16,633,189 km (0.059 R)
• M16: 19,379,507 km (0.035 R)
• M17: 21,062,931 km (0.078 R)
• M18: 21,783,544 km (0.053 R)
• M19: 22,308,334 km (0.088 R)
• M20: 23,273,988 km (0.069 R)
• M21: 23,712,160 km (0.034 R)
• M22: 24,831,302 km (0.075 R)
• M23: 25,173,881 km (0.098 R)
• M24: 27,782,718 km (0.117 R)
• M25: 35,226,110 km (0.096 R)
• M26: 37,574,048 km (0.061 R)
• M27: 39,247,600 km (0.111 R)
• M28: 51,630,863 km (0.071 R)
• M29: 53,317,429 km (0.092 R)
• M30: 54,847,067 km (0.098 R)
• M31: 58,395,379 km (0.088 R)
• M32: 72,481,216 km (0.05 R)
• M33: 74,831,248 km (0.085 R)
• M34: 81,429,263 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 19,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit