🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306

Radius: 11.8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.87 AU - 1.23 AU

Year: 743 Days

Day: 5.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,046,866 km

• M1: 146,756 km (0.099 R)
• M2: 612,154 km (0.086 R)
• M3: 1,062,294 km (0.045 R)
• M4: 1,589,926 km (0.084 R)
• M5: 2,007,454 km (0.092 R)
• M6: 2,392,220 km (0.086 R)
• M7: 2,990,611 km (0.09 R)
• M8: 4,473,276 km (0.094 R)
• M9: 4,852,207 km (0.07 R)
• M10: 5,975,238 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.9

Radius: 9.7

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.99 AU - 1.47 AU

Year: 942 Days

Day: 12.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 86.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,046,866 km

• M1: 121,025 km (0.107 R)
• M2: 490,980 km (0.111 R)
• M3: 909,405 km (0.072 R)
• M4: 1,223,262 km (0.04 R)
• M5: 1,554,471 km (0.119 R)
• M6: 2,327,294 km (0.098 R)
• M7: 2,955,605 km (0.104 R)
• M8: 3,462,592 km (0.118 R)
• M9: 3,857,381 km (0.084 R)
• M10: 5,114,452 km (0.07 R)
• M11: 5,453,142 km (0.066 R)
• M12: 8,363,718 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.2

Radius: 14.6

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.63 AU - 1.93 AU

Year: 1639 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,046,866 km

• M1: 181,612 km (0.079 R)
• M2: 930,798 km (0.057 R)
• M3: 1,528,142 km (0.094 R)
• M4: 2,319,814 km (0.088 R)
• M5: 3,499,393 km (0.114 R)
• M6: 4,325,473 km (0.106 R)
• M7: 4,966,350 km (0.117 R)
• M8: 5,942,327 km (0.078 R)
• M9: 6,837,670 km (0.105 R)
• M10: 8,806,527 km (0.105 R)
• M11: 10,780,023 km (0.116 R)
• M12: 11,963,192 km (0.116 R)
• M13: 12,567,268 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 9.1

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.37 AU - 5.05 AU

Year: 5963 Days

Day: 8.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,046,866 km

• M1: 137,181 km (0.098 R)
• M2: 877,990 km (0.025 R)
• M3: 1,581,100 km (0.111 R)
• M4: 2,062,356 km (0.085 R)
• M5: 2,583,854 km (0.074 R)
• M6: 7,546,465 km (0.05 R)
• M7: 8,128,999 km (0.044 R)
• M8: 8,741,153 km (0.07 R)
• M9: 9,649,362 km (0.101 R)
• M10: 10,242,368 km (0.098 R)
• M11: 11,103,304 km (0.108 R)
• M12: 14,616,460 km (0.067 R)
• M13: 16,591,601 km (0.103 R)
• M14: 18,599,204 km (0.096 R)
• M15: 18,948,814 km (0.102 R)
• M16: 20,317,784 km (0.115 R)
• M17: 23,251,399 km (0.073 R)
• M18: 26,720,872 km (0.072 R)
• M19: 30,039,402 km (0.025 R)
• M20: 32,197,202 km (0.103 R)
• M21: 33,006,975 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.7

Radius: 14.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.39 AU - 4.73 AU

Year: 6721 Days

Day: 13 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,046,866 km

• M1: 182,809 km (0.113 R)
• M2: 660,624 km (0.073 R)
• M3: 1,334,413 km (0.119 R)
• M4: 1,838,707 km (0.115 R)
• M5: 2,600,759 km (0.079 R)
• M6: 3,141,555 km (0.079 R)
• M7: 3,733,215 km (0.069 R)
• M8: 4,508,281 km (0.107 R)
• M9: 5,203,612 km (0.077 R)
• M10: 6,207,264 km (0.07 R)
• M11: 7,849,101 km (0.081 R)
• M12: 13,141,874 km (0.118 R)
• M13: 13,663,970 km (0.095 R)
• M14: 14,811,984 km (0.082 R)
• M15: 18,643,335 km (0.113 R)
• M16: 19,452,211 km (0.095 R)
• M17: 20,515,403 km (0.106 R)
• M18: 23,682,091 km (0.115 R)
• M19: 24,806,319 km (0.066 R)
• M20: 29,366,062 km (0.047 R)
• M21: 33,159,116 km (0.109 R)
• M22: 40,228,214 km (0.119 R)
• M23: 40,716,052 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.8

Radius: 13.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.32 AU - 5.38 AU

Year: 7373 Days

Day: 9.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,046,866 km

• M1: 167,998 km (0.097 R)
• M2: 617,690 km (0.114 R)
• M3: 1,121,086 km (0.116 R)
• M4: 1,949,709 km (0.108 R)
• M5: 3,156,814 km (0.109 R)
• M6: 3,790,511 km (0.089 R)
• M7: 5,314,614 km (0.115 R)
• M8: 6,666,829 km (0.082 R)
• M9: 7,328,500 km (0.073 R)
• M10: 8,237,457 km (0.082 R)
• M11: 9,534,321 km (0.112 R)
• M12: 10,963,280 km (0.108 R)
• M13: 11,469,968 km (0.107 R)
• M14: 13,539,954 km (0.085 R)
• M15: 15,657,362 km (0.113 R)
• M16: 16,894,985 km (0.086 R)
• M17: 20,387,497 km (0.101 R)
• M18: 22,748,600 km (0.094 R)
• M19: 23,910,527 km (0.102 R)
• M20: 29,634,141 km (0.054 R)
• M21: 30,919,337 km (0.079 R)
• M22: 31,728,512 km (0.112 R)
• M23: 32,864,259 km (0.117 R)
• M24: 33,813,457 km (0.112 R)
• M25: 38,023,740 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.1

Radius: 12.9

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.24 AU - 6.2 AU

Year: 8232 Days

Day: 11.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,046,866 km

• M1: 160,369 km (0.109 R)
• M2: 1,114,654 km (0.066 R)
• M3: 1,901,090 km (0.06 R)
• M4: 2,428,572 km (0.07 R)
• M5: 3,808,762 km (0.057 R)
• M6: 4,426,003 km (0.11 R)
• M7: 5,298,757 km (0.052 R)
• M8: 6,876,565 km (0.041 R)
• M9: 9,347,025 km (0.029 R)
• M10: 9,826,187 km (0.071 R)
• M11: 13,232,979 km (0.097 R)
• M12: 15,764,923 km (0.089 R)
• M13: 16,933,133 km (0.097 R)
• M14: 19,830,095 km (0.079 R)
• M15: 20,623,263 km (0.065 R)
• M16: 21,109,157 km (0.085 R)
• M17: 25,000,796 km (0.11 R)
• M18: 26,020,156 km (0.094 R)
• M19: 31,644,438 km (0.092 R)
• M20: 33,057,240 km (0.099 R)
• M21: 37,427,891 km (0.095 R)
• M22: 38,884,376 km (0.053 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 12,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit