🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 11.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.55 AU - 0.69 AU

Year: 337 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,866,277 km

• M1: 139,425 km (0.117 R)
• M2: 490,681 km (0.112 R)
• M3: 846,275 km (0.092 R)
• M4: 1,297,163 km (0.077 R)
• M5: 1,783,057 km (0.044 R)
• M6: 2,444,429 km (0.101 R)
• M7: 3,108,644 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.3

Radius: 12

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.06 AU - 1.12 AU

Year: 786 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,866,277 km

• M1: 150,346 km (0.059 R)
• M2: 991,684 km (0.118 R)
• M3: 1,487,003 km (0.078 R)
• M4: 1,931,757 km (0.066 R)
• M5: 3,697,012 km (0.1 R)
• M6: 4,113,044 km (0.064 R)
• M7: 8,744,893 km (0.112 R)
• M8: 9,516,669 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.7

Radius: 11.4

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.95 AU - 1.43 AU

Year: 896 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,866,277 km

• M1: 142,118 km (0.11 R)
• M2: 569,369 km (0.092 R)
• M3: 1,024,297 km (0.056 R)
• M4: 1,655,001 km (0.099 R)
• M5: 2,045,302 km (0.084 R)
• M6: 3,067,804 km (0.084 R)
• M7: 3,679,210 km (0.114 R)
• M8: 4,659,525 km (0.08 R)
• M9: 5,183,117 km (0.09 R)
• M10: 5,745,605 km (0.101 R)
• M11: 6,135,906 km (0.084 R)
• M12: 6,587,991 km (0.085 R)
• M13: 7,319,674 km (0.102 R)
• M14: 8,810,118 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 13

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.13 AU - 1.77 AU

Year: 1205 Days

Day: 10.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,866,277 km

• M1: 161,865 km (0.099 R)
• M2: 583,731 km (0.089 R)
• M3: 1,115,701 km (0.114 R)
• M4: 1,574,069 km (0.094 R)
• M5: 1,990,998 km (0.03 R)
• M6: 2,482,726 km (0.069 R)
• M7: 3,068,701 km (0.115 R)
• M8: 3,626,402 km (0.067 R)
• M9: 4,201,905 km (0.118 R)
• M10: 5,001,954 km (0.102 R)
• M11: 5,419,332 km (0.055 R)
• M12: 6,152,960 km (0.086 R)
• M13: 8,304,477 km (0.119 R)
• M14: 8,947,149 km (0.067 R)
• M15: 9,680,478 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 12.1

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.63 AU - 1.97 AU

Year: 1667 Days

Day: 8.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 129 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,866,277 km

• M1: 150,495 km (0.062 R)
• M2: 563,685 km (0.067 R)
• M3: 1,077,703 km (0.083 R)
• M4: 1,554,322 km (0.091 R)
• M5: 2,113,070 km (0.093 R)
• M6: 3,391,384 km (0.071 R)
• M7: 4,245,887 km (0.096 R)
• M8: 4,673,886 km (0.095 R)
• M9: 5,549,183 km (0.117 R)
• M10: 6,405,182 km (0.094 R)
• M11: 7,596,580 km (0.1 R)
• M12: 8,836,896 km (0.11 R)
• M13: 9,636,796 km (0.112 R)
• M14: 11,454,709 km (0.116 R)
• M15: 14,682,732 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.9

Radius: 14.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.73 AU - 2.83 AU

Year: 3199 Days

Day: 9.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,866,277 km

• M1: 180,265 km (0.114 R)
• M2: 830,717 km (0.085 R)
• M3: 1,467,406 km (0.083 R)
• M4: 2,081,954 km (0.087 R)
• M5: 3,124,651 km (0.06 R)
• M6: 4,056,945 km (0.108 R)
• M7: 4,776,959 km (0.034 R)
• M8: 5,782,706 km (0.075 R)
• M9: 6,255,136 km (0.105 R)
• M10: 7,767,570 km (0.118 R)
• M11: 10,061,205 km (0.079 R)
• M12: 10,592,427 km (0.093 R)
• M13: 12,214,517 km (0.082 R)
• M14: 13,399,481 km (0.118 R)
• M15: 14,043,500 km (0.101 R)
• M16: 14,901,743 km (0.093 R)
• M17: 15,443,287 km (0.097 R)
• M18: 17,200,763 km (0.066 R)
• M19: 18,745,511 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.2

Radius: 12.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.41 AU - 3.31 AU

Year: 3339 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,866,277 km

• M1: 154,385 km (0.051 R)
• M2: 538,552 km (0.112 R)
• M3: 1,045,689 km (0.102 R)
• M4: 1,788,143 km (0.091 R)
• M5: 2,556,628 km (0.082 R)
• M6: 3,631,040 km (0.112 R)
• M7: 4,403,713 km (0.085 R)
• M8: 6,506,460 km (0.118 R)
• M9: 7,138,362 km (0.052 R)
• M10: 7,910,287 km (0.103 R)
• M11: 8,351,152 km (0.098 R)
• M12: 8,772,718 km (0.038 R)
• M13: 9,966,958 km (0.104 R)
• M14: 10,603,347 km (0.078 R)
• M15: 12,223,792 km (0.074 R)
• M16: 13,187,202 km (0.093 R)
• M17: 14,003,557 km (0.082 R)
• M18: 18,071,273 km (0.058 R)
• M19: 18,718,882 km (0.119 R)
• M20: 20,122,858 km (0.115 R)
• M21: 20,691,031 km (0.117 R)
• M22: 22,325,537 km (0.062 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: 333 - 18,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit