🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.7

Radius: 12.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.54 AU - 0.6 AU

Year: 287 Days

Day: 14.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,366,763 km

• M1: 156,779 km (0.107 R)
• M2: 788,680 km (0.103 R)
• M3: 1,202,168 km (0.111 R)
• M4: 1,610,720 km (0.06 R)
• M5: 2,024,358 km (0.084 R)
• M6: 2,526,858 km (0.119 R)
• M7: 3,390,337 km (0.093 R)
• M8: 3,868,003 km (0.118 R)
• M9: 4,352,550 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 9.1

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.63 AU - 0.77 AU

Year: 391 Days

Day: 9.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,366,763 km

• M1: 113,246 km (0.045 R)
• M2: 398,678 km (0.1 R)
• M3: 704,905 km (0.1 R)
• M4: 1,058,854 km (0.086 R)
• M5: 1,388,717 km (0.076 R)
• M6: 1,966,165 km (0.042 R)
• M7: 2,306,500 km (0.118 R)
• M8: 2,656,110 km (0.117 R)
• M9: 3,106,998 km (0.064 R)
• M10: 3,559,382 km (0.091 R)
• M11: 3,846,460 km (0.099 R)
• M12: 4,299,293 km (0.111 R)
• M13: 5,045,039 km (0.096 R)
• M14: 5,392,255 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.4

Radius: 11

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.62 AU - 1.88 AU

Year: 1544 Days

Day: 12.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,366,763 km

• M1: 137,929 km (0.115 R)
• M2: 685,607 km (0.103 R)
• M3: 1,075,609 km (0.112 R)
• M4: 1,616,854 km (0.069 R)
• M5: 2,026,453 km (0.106 R)
• M6: 2,408,077 km (0.105 R)
• M7: 3,853,492 km (0.075 R)
• M8: 5,241,161 km (0.028 R)
• M9: 6,252,892 km (0.078 R)
• M10: 6,761,674 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 14.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.5 AU - 4.5 AU

Year: 6366 Days

Day: 11.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 122.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,366,763 km

• M1: 198,068 km (0.08 R)
• M2: 917,484 km (0.075 R)
• M3: 2,337,616 km (0.115 R)
• M4: 3,164,294 km (0.055 R)
• M5: 3,853,492 km (0.107 R)
• M6: 4,464,000 km (0.076 R)
• M7: 7,112,930 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 8.9

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.1 AU - 5.78 AU

Year: 7322 Days

Day: 12.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 26,366,763 km

• M1: 113,545 km (0.093 R)
• M2: 433,235 km (0.12 R)
• M3: 1,095,804 km (0.082 R)
• M4: 1,824,645 km (0.094 R)
• M5: 2,261,621 km (0.111 R)
• M6: 2,560,218 km (0.036 R)
• M7: 3,068,252 km (0.108 R)
• M8: 3,458,254 km (0.101 R)
• M9: 3,979,603 km (0.088 R)
• M10: 5,299,505 km (0.091 R)
• M11: 5,993,190 km (0.116 R)
• M12: 7,560,976 km (0.117 R)
• M13: 8,860,981 km (0.066 R)
• M14: 9,700,076 km (0.12 R)
• M15: 10,982,428 km (0.056 R)
• M16: 12,644,311 km (0.077 R)
• M17: 13,029,077 km (0.048 R)
• M18: 13,764,350 km (0.109 R)
• M19: 14,767,404 km (0.117 R)
• M20: 15,194,207 km (0.113 R)
• M21: 16,200,851 km (0.078 R)
• M22: 21,518,906 km (0.107 R)
• M23: 21,910,104 km (0.09 R)
• M24: 23,687,626 km (0.069 R)
• M25: 24,696,813 km (0.109 R)
• M26: 25,559,395 km (0.047 R)
• M27: 26,710,550 km (0.111 R)
• M28: 30,078,597 km (0.101 R)
• M29: 30,962,870 km (0.118 R)
• M30: 32,270,505 km (0.077 R)
• M31: 34,035,760 km (0.056 R)
• M32: 35,103,589 km (0.084 R)
• M33: 35,973,800 km (0.097 R)
• M34: 37,418,616 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 13.3

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.13 AU - 5.25 AU

Year: 7885 Days

Day: 14.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,366,763 km

• M1: 165,455 km (0.109 R)
• M2: 625,917 km (0.113 R)
• M3: 1,231,938 km (0.055 R)
• M4: 1,731,595 km (0.062 R)
• M5: 2,601,058 km (0.075 R)
• M6: 3,580,027 km (0.065 R)
• M7: 4,200,110 km (0.095 R)
• M8: 4,742,103 km (0.102 R)
• M9: 5,768,494 km (0.109 R)
• M10: 6,748,210 km (0.11 R)
• M11: 7,975,511 km (0.083 R)
• M12: 9,307,381 km (0.114 R)
• M13: 9,863,736 km (0.081 R)
• M14: 10,526,604 km (0.09 R)
• M15: 11,263,373 km (0.088 R)
• M16: 14,193,248 km (0.06 R)
• M17: 17,005,987 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 17,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit