🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.48 AU - 0.74 AU

Year: 313 Days

Day: 12.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,221,427 km

• M1: 721,660 km (0.033 R)

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.3

Radius: 13.2

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.11 AU - 1.15 AU

Year: 788 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 42,221,427 km

• M1: 164,109 km (0.058 R)
• M2: 642,972 km (0.094 R)
• M3: 1,614,759 km (0.087 R)
• M4: 2,138,502 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.6

Radius: 10.3

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.23 AU - 1.43 AU

Year: 1006 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 42,221,427 km

• M1: 128,205 km (0.027 R)
• M2: 457,919 km (0.111 R)
• M3: 989,590 km (0.118 R)
• M4: 1,578,557 km (0.116 R)
• M5: 2,034,232 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.5

Radius: 14.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.29 AU - 1.69 AU

Year: 1193 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,221,427 km

• M1: 179,069 km (0.096 R)
• M2: 627,563 km (0.093 R)
• M3: 1,476,381 km (0.111 R)
• M4: 2,084,198 km (0.118 R)
• M5: 2,604,349 km (0.113 R)
• M6: 3,297,436 km (0.109 R)
• M7: 3,945,045 km (0.073 R)
• M8: 4,807,028 km (0.055 R)
• M9: 5,986,159 km (0.055 R)
• M10: 6,691,363 km (0.047 R)
• M11: 7,760,838 km (0.086 R)
• M12: 8,798,449 km (0.066 R)
• M13: 9,895,600 km (0.075 R)
• M14: 10,461,529 km (0.118 R)
• M15: 11,418,656 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 8.8

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.9 AU - 2.94 AU

Year: 2470 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,221,427 km

• M1: 109,506 km (0.084 R)
• M2: 596,447 km (0.095 R)
• M3: 941,868 km (0.092 R)
• M4: 1,301,801 km (0.095 R)
• M5: 1,682,677 km (0.087 R)
• M6: 2,241,425 km (0.052 R)
• M7: 2,743,924 km (0.115 R)
• M8: 3,375,826 km (0.101 R)
• M9: 4,069,361 km (0.064 R)
• M10: 5,556,813 km (0.041 R)
• M11: 6,005,457 km (0.105 R)
• M12: 7,328,650 km (0.113 R)
• M13: 8,863,674 km (0.104 R)
• M14: 9,166,759 km (0.054 R)
• M15: 9,476,876 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.3

Radius: 12.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.51 AU - 3.79 AU

Year: 3668 Days

Day: 7.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,221,427 km

• M1: 156,031 km (0.104 R)
• M2: 548,575 km (0.054 R)
• M3: 1,137,991 km (0.112 R)
• M4: 2,067,742 km (0.11 R)
• M5: 3,510,314 km (0.098 R)
• M6: 4,219,707 km (0.098 R)
• M7: 4,824,831 km (0.088 R)
• M8: 5,730,496 km (0.097 R)
• M9: 6,297,023 km (0.07 R)
• M10: 7,026,014 km (0.11 R)
• M11: 8,015,604 km (0.102 R)
• M12: 8,616,389 km (0.065 R)
• M13: 9,671,203 km (0.067 R)
• M14: 11,991,616 km (0.117 R)
• M15: 13,016,212 km (0.112 R)
• M16: 13,797,412 km (0.116 R)
• M17: 14,609,578 km (0.098 R)
• M18: 18,120,790 km (0.119 R)
• M19: 18,909,620 km (0.102 R)
• M20: 20,103,710 km (0.057 R)
• M21: 22,158,885 km (0.095 R)
• M22: 23,987,719 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.6

Radius: 10.1

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.54 AU - 5.72 AU

Year: 8763 Days

Day: 7.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,221,427 km

• M1: 128,056 km (0.041 R)
• M2: 526,734 km (0.088 R)
• M3: 848,519 km (0.094 R)
• M4: 1,195,287 km (0.094 R)
• M5: 1,624,633 km (0.104 R)
• M6: 2,024,957 km (0.117 R)
• M7: 2,799,575 km (0.112 R)
• M8: 3,810,258 km (0.069 R)
• M9: 4,987,743 km (0.062 R)
• M10: 5,709,702 km (0.111 R)
• M11: 6,499,728 km (0.112 R)
• M12: 8,467,090 km (0.118 R)
• M13: 9,917,441 km (0.117 R)
• M14: 10,501,920 km (0.034 R)
• M15: 11,316,630 km (0.09 R)
• M16: 12,063,722 km (0.036 R)
• M17: 13,129,607 km (0.095 R)
• M18: 14,938,993 km (0.091 R)
• M19: 15,255,841 km (0.104 R)
• M20: 15,969,124 km (0.06 R)
• M21: 17,392,099 km (0.115 R)
• M22: 20,179,257 km (0.119 R)
• M23: 21,840,691 km (0.067 R)
• M24: 22,249,392 km (0.114 R)
• M25: 28,229,866 km (0.041 R)
• M26: 29,107,108 km (0.101 R)
• M27: 31,535,082 km (0.118 R)
• M28: 32,905,099 km (0.066 R)
• M29: 33,334,594 km (0.03 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit