🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.1

Radius: 12.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.95 AU - 1.07 AU

Year: 688 Days

Day: 7 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,476,770 km

• M1: 160,668 km (0.091 R)
• M2: 795,561 km (0.118 R)
• M3: 1,280,558 km (0.104 R)
• M4: 1,798,166 km (0.109 R)
• M5: 2,493,647 km (0.106 R)
• M6: 3,621,465 km (0.052 R)
• M7: 4,194,874 km (0.027 R)
• M8: 5,996,331 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.1

Radius: 12.8

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.96 AU - 1.18 AU

Year: 751 Days

Day: 13.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,476,770 km

• M1: 161,117 km (0.117 R)
• M2: 578,345 km (0.06 R)
• M3: 1,148,463 km (0.042 R)
• M4: 1,687,913 km (0.116 R)
• M5: 2,216,292 km (0.119 R)
• M6: 2,722,083 km (0.037 R)
• M7: 3,817,738 km (0.101 R)
• M8: 4,483,448 km (0.111 R)
• M9: 4,897,685 km (0.11 R)
• M10: 5,432,647 km (0.102 R)
• M11: 5,904,628 km (0.115 R)
• M12: 6,931,318 km (0.056 R)
• M13: 8,822,534 km (0.068 R)
• M14: 9,393,250 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.2

Radius: 14.1

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.4 AU - 1.64 AU

Year: 1271 Days

Day: 5.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,476,770 km

• M1: 176,077 km (0.087 R)
• M2: 626,815 km (0.075 R)
• M3: 1,208,751 km (0.039 R)
• M4: 2,259,077 km (0.055 R)
• M5: 3,357,724 km (0.105 R)
• M6: 4,083,573 km (0.108 R)
• M7: 5,519,264 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.4

Radius: 8

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.4 AU - 2.3 AU

Year: 1707 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,476,770 km

• M1: 99,483 km (0.038 R)
• M2: 418,575 km (0.12 R)
• M3: 857,794 km (0.103 R)
• M4: 1,180,178 km (0.092 R)
• M5: 1,485,058 km (0.108 R)
• M6: 1,977,534 km (0.096 R)
• M7: 2,303,658 km (0.119 R)
• M8: 3,064,961 km (0.106 R)
• M9: 3,409,635 km (0.064 R)
• M10: 3,949,533 km (0.072 R)
• M11: 4,601,930 km (0.048 R)
• M12: 4,954,233 km (0.075 R)
• M13: 6,426,126 km (0.115 R)
• M14: 6,916,957 km (0.051 R)
• M15: 7,171,572 km (0.108 R)
• M16: 10,075,566 km (0.081 R)
• M17: 12,334,943 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424

Radius: 14.6

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.66 AU - 2.36 AU

Year: 1933 Days

Day: 14.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,476,770 km

• M1: 181,612 km (0.073 R)
• M2: 648,357 km (0.068 R)
• M3: 1,352,963 km (0.06 R)
• M4: 1,937,592 km (0.056 R)
• M5: 2,497,536 km (0.118 R)
• M6: 3,300,578 km (0.043 R)
• M7: 4,923,116 km (0.081 R)
• M8: 6,332,927 km (0.043 R)
• M9: 6,926,232 km (0.067 R)
• M10: 8,139,321 km (0.035 R)
• M11: 13,255,568 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.1

Radius: 11.6

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.11 AU - 4.69 AU

Year: 6260 Days

Day: 5.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,476,770 km

• M1: 146,008 km (0.098 R)
• M2: 506,838 km (0.025 R)
• M3: 1,071,420 km (0.08 R)
• M4: 1,515,875 km (0.105 R)
• M5: 2,567,997 km (0.036 R)
• M6: 3,359,370 km (0.117 R)
• M7: 3,932,330 km (0.118 R)
• M8: 5,921,383 km (0.047 R)
• M9: 7,299,927 km (0.101 R)
• M10: 8,104,165 km (0.114 R)
• M11: 11,068,746 km (0.096 R)
• M12: 12,983,300 km (0.116 R)
• M13: 13,819,253 km (0.1 R)
• M14: 14,928,970 km (0.069 R)
• M15: 15,475,002 km (0.093 R)
• M16: 24,923,454 km (0.111 R)
• M17: 26,477,028 km (0.115 R)
• M18: 26,919,838 km (0.073 R)
• M19: 28,186,034 km (0.118 R)
• M20: 29,681,265 km (0.105 R)
• M21: 30,934,596 km (0.025 R)
• M22: 33,135,480 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.8

Radius: 7.5

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.41 AU - 7.33 AU

Year: 10904 Days

Day: 17 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,476,770 km

• M1: 93,349 km (0.096 R)
• M2: 347,217 km (0.12 R)
• M3: 654,939 km (0.095 R)
• M4: 1,922,931 km (0.117 R)
• M5: 4,325,323 km (0.083 R)
• M6: 5,044,291 km (0.026 R)
• M7: 7,890,988 km (0.074 R)
• M8: 11,495,699 km (0.061 R)
• M9: 14,665,977 km (0.052 R)
• M10: 15,256,589 km (0.045 R)
• M11: 15,659,157 km (0.101 R)
• M12: 17,124,169 km (0.098 R)
• M13: 20,083,215 km (0.11 R)
• M14: 20,404,701 km (0.076 R)
• M15: 21,641,277 km (0.109 R)
• M16: 23,102,100 km (0.106 R)
• M17: 28,479,695 km (0.113 R)
• M18: 30,022,049 km (0.059 R)
• M19: 37,231,320 km (0.102 R)
• M20: 41,884,262 km (0.094 R)
• M21: 44,826,852 km (0.113 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: 177 - 15,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit