🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.53 AU - 0.87 AU

Year: 218 Days

Day: 37.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.86 AU - 0.98 AU

Year: 329 Days

Day: 38.2 Hours

Environment

Temp: 46 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 50,188,503 km

• M1: 42,635 km (0.091 R)
• M2: 413,937 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.96 AU - 1.5 AU

Year: 509 Days

Day: 42.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.17 AU - 1.33 AU

Year: 521 Days

Day: 34.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,188,503 km

• M1: 69,413 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.46 AU - 2.3 AU

Year: 961 Days

Day: 23.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.86 AU - 2.18 AU

Year: 1070 Days

Day: 13.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,188,503 km

• M1: 32,014 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.3

Radius: 12.9

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.82 AU - 5.28 AU

Year: 3618 Days

Day: 12.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,188,503 km

• M1: 160,519 km (0.078 R)
• M2: 714,479 km (0.047 R)
• M3: 1,119,590 km (0.07 R)
• M4: 1,546,992 km (0.077 R)
• M5: 2,016,878 km (0.083 R)
• M6: 2,502,174 km (0.113 R)
• M7: 3,733,514 km (0.113 R)
• M8: 4,193,228 km (0.094 R)
• M9: 4,790,124 km (0.071 R)
• M10: 5,254,476 km (0.073 R)
• M11: 5,720,623 km (0.038 R)
• M12: 7,024,667 km (0.049 R)
• M13: 7,799,285 km (0.113 R)
• M14: 10,943,234 km (0.074 R)
• M15: 11,478,495 km (0.058 R)
• M16: 11,937,910 km (0.12 R)
• M17: 12,650,146 km (0.099 R)
• M18: 13,491,334 km (0.112 R)
• M19: 15,066,301 km (0.119 R)
• M20: 16,182,450 km (0.066 R)
• M21: 16,702,303 km (0.113 R)
• M22: 18,831,081 km (0.116 R)
• M23: 20,727,234 km (0.112 R)
• M24: 21,409,699 km (0.062 R)
• M25: 25,589,763 km (0.083 R)
• M26: 26,375,451 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.3

Radius: 8.3

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.45 AU - 5.97 AU

Year: 4433 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,188,503 km

• M1: 104,569 km (0.044 R)
• M2: 477,965 km (0.065 R)
• M3: 1,341,893 km (0.086 R)
• M4: 1,860,250 km (0.111 R)
• M5: 2,122,644 km (0.107 R)
• M6: 2,775,489 km (0.091 R)
• M7: 6,304,054 km (0.071 R)
• M8: 6,741,628 km (0.11 R)
• M9: 7,607,949 km (0.088 R)
• M10: 8,508,977 km (0.048 R)
• M11: 9,240,062 km (0.097 R)
• M12: 9,560,202 km (0.076 R)
• M13: 9,846,382 km (0.116 R)
• M14: 10,695,649 km (0.06 R)
• M15: 12,154,677 km (0.09 R)
• M16: 12,636,682 km (0.102 R)
• M17: 14,424,675 km (0.06 R)
• M18: 15,295,634 km (0.073 R)
• M19: 18,243,909 km (0.053 R)
• M20: 20,050,303 km (0.044 R)
• M21: 24,014,797 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.4

Radius: 11.8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.16 AU - 10.86 AU

Year: 12702 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,188,503 km

• M1: 147,653 km (0.077 R)
• M2: 535,261 km (0.104 R)
• M3: 2,045,003 km (0.094 R)
• M4: 2,702,186 km (0.077 R)
• M5: 3,570,452 km (0.036 R)
• M6: 4,070,109 km (0.08 R)
• M7: 4,860,435 km (0.082 R)
• M8: 6,364,492 km (0.074 R)
• M9: 6,982,032 km (0.111 R)
• M10: 7,852,691 km (0.098 R)
• M11: 8,701,510 km (0.093 R)
• M12: 10,113,863 km (0.112 R)
• M13: 10,634,763 km (0.118 R)
• M14: 12,188,935 km (0.08 R)
• M15: 13,081,287 km (0.111 R)
• M16: 13,826,134 km (0.064 R)
• M17: 16,729,231 km (0.116 R)
• M18: 18,980,828 km (0.117 R)
• M19: 32,310,298 km (0.077 R)
• M20: 34,365,174 km (0.096 R)
• M21: 36,384,596 km (0.068 R)
• M22: 38,481,808 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 19,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit