🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.56 AU - 0.88 AU

Year: 263 Days

Day: 46.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.64 AU - 0.86 AU

Year: 280 Days

Day: 26.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.21 AU - 2.99 AU

Year: 1805 Days

Day: 23.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.9

Radius: 12.5

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.65 AU - 3.95 AU

Year: 3189 Days

Day: 15 Hours

Environment

Temp: -152 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,778,219 km

• M1: 174,132 km (0.108 R)
• M2: 651,798 km (0.072 R)
• M3: 1,245,851 km (0.101 R)
• M4: 1,724,863 km (0.077 R)
• M5: 2,457,743 km (0.116 R)
• M6: 3,224,582 km (0.102 R)
• M7: 4,222,849 km (0.077 R)
• M8: 4,815,855 km (0.112 R)
• M9: 6,219,681 km (0.11 R)
• M10: 8,526,630 km (0.097 R)
• M11: 9,141,327 km (0.114 R)
• M12: 9,785,346 km (0.099 R)
• M13: 13,384,073 km (0.118 R)
• M14: 16,125,753 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.9

Radius: 12.4

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.42 AU - 5.86 AU

Year: 5016 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,778,219 km

• M1: 154,235 km (0.079 R)
• M2: 594,053 km (0.105 R)
• M3: 1,017,266 km (0.051 R)
• M4: 1,732,643 km (0.045 R)
• M5: 2,598,814 km (0.112 R)
• M6: 3,652,731 km (0.085 R)
• M7: 4,724,899 km (0.087 R)
• M8: 5,387,767 km (0.112 R)
• M9: 6,407,277 km (0.113 R)
• M10: 7,451,021 km (0.101 R)
• M11: 8,207,687 km (0.098 R)
• M12: 9,674,345 km (0.114 R)
• M13: 10,200,032 km (0.093 R)
• M14: 10,830,437 km (0.066 R)
• M15: 11,892,881 km (0.095 R)
• M16: 13,565,236 km (0.092 R)
• M17: 14,431,707 km (0.083 R)
• M18: 15,226,819 km (0.05 R)
• M19: 16,050,655 km (0.063 R)
• M20: 17,312,662 km (0.109 R)
• M21: 17,907,763 km (0.114 R)
• M22: 18,393,507 km (0.105 R)
• M23: 20,033,548 km (0.081 R)
• M24: 21,975,478 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.5

Radius: 14.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.12 AU - 5.58 AU

Year: 5327 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,778,219 km

• M1: 181,612 km (0.074 R)
• M2: 654,341 km (0.105 R)
• M3: 1,411,755 km (0.103 R)
• M4: 2,540,321 km (0.089 R)
• M5: 3,309,554 km (0.119 R)
• M6: 4,028,820 km (0.114 R)
• M7: 4,509,179 km (0.107 R)
• M8: 5,450,000 km (0.029 R)
• M9: 6,186,770 km (0.087 R)
• M10: 8,578,391 km (0.042 R)
• M11: 9,418,682 km (0.12 R)
• M12: 9,981,619 km (0.091 R)
• M13: 10,652,416 km (0.094 R)
• M14: 11,945,091 km (0.1 R)
• M15: 13,141,275 km (0.074 R)
• M16: 13,692,394 km (0.053 R)
• M17: 14,363,490 km (0.106 R)
• M18: 15,939,952 km (0.111 R)
• M19: 16,624,961 km (0.073 R)
• M20: 17,210,786 km (0.115 R)
• M21: 18,176,740 km (0.097 R)
• M22: 18,673,105 km (0.083 R)
• M23: 20,415,771 km (0.093 R)
• M24: 23,925,487 km (0.117 R)
• M25: 26,372,010 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.6

Radius: 11.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.75 AU - 8.47 AU

Year: 8161 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,778,219 km

• M1: 153,637 km (0.093 R)
• M2: 1,381,237 km (0.037 R)
• M3: 1,948,363 km (0.104 R)
• M4: 2,549,148 km (0.109 R)
• M5: 3,450,475 km (0.106 R)
• M6: 4,602,079 km (0.087 R)
• M7: 4,985,648 km (0.048 R)
• M8: 5,418,136 km (0.025 R)
• M9: 7,649,538 km (0.107 R)
• M10: 9,346,875 km (0.083 R)
• M11: 10,348,582 km (0.096 R)
• M12: 10,786,605 km (0.112 R)
• M13: 11,191,267 km (0.117 R)
• M14: 11,559,577 km (0.068 R)
• M15: 13,784,247 km (0.115 R)
• M16: 14,368,726 km (0.069 R)
• M17: 15,587,500 km (0.119 R)
• M18: 16,694,374 km (0.066 R)
• M19: 19,129,678 km (0.091 R)
• M20: 20,398,118 km (0.105 R)
• M21: 20,809,961 km (0.106 R)
• M22: 21,650,552 km (0.114 R)
• M23: 22,295,767 km (0.103 R)
• M24: 24,155,419 km (0.101 R)
• M25: 26,520,860 km (0.098 R)
• M26: 28,012,052 km (0.112 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: 393 - 11,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit